493 lines
14 KiB
LLVM
493 lines
14 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -disable-wasm-fallthrough-return-opt -wasm-keep-registers | FileCheck %s
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; Test that basic 32-bit floating-point comparison operations assemble as
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; expected.
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target triple = "wasm32-unknown-unknown"
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define i32 @ord_f32(float %x, float %y) {
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; CHECK-LABEL: ord_f32:
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; CHECK: .functype ord_f32 (f32, f32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get $push4=, 0
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; CHECK-NEXT: local.get $push3=, 0
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; CHECK-NEXT: f32.eq $push1=, $pop4, $pop3
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; CHECK-NEXT: local.get $push6=, 1
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; CHECK-NEXT: local.get $push5=, 1
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; CHECK-NEXT: f32.eq $push0=, $pop6, $pop5
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; CHECK-NEXT: i32.and $push2=, $pop1, $pop0
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; CHECK-NEXT: return $pop2
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%a = fcmp ord float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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define i32 @uno_f32(float %x, float %y) {
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; CHECK-LABEL: uno_f32:
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; CHECK: .functype uno_f32 (f32, f32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get $push4=, 0
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; CHECK-NEXT: local.get $push3=, 0
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; CHECK-NEXT: f32.ne $push1=, $pop4, $pop3
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; CHECK-NEXT: local.get $push6=, 1
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; CHECK-NEXT: local.get $push5=, 1
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; CHECK-NEXT: f32.ne $push0=, $pop6, $pop5
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; CHECK-NEXT: i32.or $push2=, $pop1, $pop0
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; CHECK-NEXT: return $pop2
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%a = fcmp uno float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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define i32 @oeq_f32(float %x, float %y) {
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; CHECK-LABEL: oeq_f32:
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; CHECK: .functype oeq_f32 (f32, f32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get $push2=, 0
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; CHECK-NEXT: local.get $push1=, 1
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; CHECK-NEXT: f32.eq $push0=, $pop2, $pop1
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; CHECK-NEXT: return $pop0
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%a = fcmp oeq float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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define i32 @une_f32(float %x, float %y) {
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; CHECK-LABEL: une_f32:
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; CHECK: .functype une_f32 (f32, f32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get $push2=, 0
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; CHECK-NEXT: local.get $push1=, 1
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; CHECK-NEXT: f32.ne $push0=, $pop2, $pop1
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; CHECK-NEXT: return $pop0
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%a = fcmp une float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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define i32 @olt_f32(float %x, float %y) {
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; CHECK-LABEL: olt_f32:
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; CHECK: .functype olt_f32 (f32, f32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get $push2=, 0
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; CHECK-NEXT: local.get $push1=, 1
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; CHECK-NEXT: f32.lt $push0=, $pop2, $pop1
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; CHECK-NEXT: return $pop0
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%a = fcmp olt float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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define i32 @ole_f32(float %x, float %y) {
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; CHECK-LABEL: ole_f32:
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; CHECK: .functype ole_f32 (f32, f32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get $push2=, 0
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; CHECK-NEXT: local.get $push1=, 1
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; CHECK-NEXT: f32.le $push0=, $pop2, $pop1
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; CHECK-NEXT: return $pop0
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%a = fcmp ole float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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define i32 @ogt_f32(float %x, float %y) {
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; CHECK-LABEL: ogt_f32:
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; CHECK: .functype ogt_f32 (f32, f32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get $push2=, 0
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; CHECK-NEXT: local.get $push1=, 1
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; CHECK-NEXT: f32.gt $push0=, $pop2, $pop1
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; CHECK-NEXT: return $pop0
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%a = fcmp ogt float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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define i32 @oge_f32(float %x, float %y) {
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; CHECK-LABEL: oge_f32:
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; CHECK: .functype oge_f32 (f32, f32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get $push2=, 0
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; CHECK-NEXT: local.get $push1=, 1
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; CHECK-NEXT: f32.ge $push0=, $pop2, $pop1
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; CHECK-NEXT: return $pop0
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%a = fcmp oge float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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; Expanded comparisons, which also check for NaN.
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; These simply rely on SDAG's Expand cond code action.
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define i32 @ueq_f32(float %x, float %y) {
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; CHECK-LABEL: ueq_f32:
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; CHECK: .functype ueq_f32 (f32, f32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get $push6=, 0
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; CHECK-NEXT: local.get $push5=, 1
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; CHECK-NEXT: f32.gt $push1=, $pop6, $pop5
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; CHECK-NEXT: local.get $push8=, 0
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; CHECK-NEXT: local.get $push7=, 1
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; CHECK-NEXT: f32.lt $push0=, $pop8, $pop7
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; CHECK-NEXT: i32.or $push2=, $pop1, $pop0
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; CHECK-NEXT: i32.const $push3=, 1
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; CHECK-NEXT: i32.xor $push4=, $pop2, $pop3
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; CHECK-NEXT: return $pop4
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%a = fcmp ueq float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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define i32 @one_f32(float %x, float %y) {
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; CHECK-LABEL: one_f32:
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; CHECK: .functype one_f32 (f32, f32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get $push4=, 0
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; CHECK-NEXT: local.get $push3=, 1
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; CHECK-NEXT: f32.gt $push1=, $pop4, $pop3
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; CHECK-NEXT: local.get $push6=, 0
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; CHECK-NEXT: local.get $push5=, 1
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; CHECK-NEXT: f32.lt $push0=, $pop6, $pop5
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; CHECK-NEXT: i32.or $push2=, $pop1, $pop0
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; CHECK-NEXT: return $pop2
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%a = fcmp one float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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define i32 @ult_f32(float %x, float %y) {
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; CHECK-LABEL: ult_f32:
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; CHECK: .functype ult_f32 (f32, f32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get $push4=, 0
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; CHECK-NEXT: local.get $push3=, 1
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; CHECK-NEXT: f32.ge $push0=, $pop4, $pop3
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; CHECK-NEXT: i32.const $push1=, 1
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; CHECK-NEXT: i32.xor $push2=, $pop0, $pop1
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; CHECK-NEXT: return $pop2
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%a = fcmp ult float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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define i32 @ule_f32(float %x, float %y) {
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; CHECK-LABEL: ule_f32:
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; CHECK: .functype ule_f32 (f32, f32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get $push4=, 0
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; CHECK-NEXT: local.get $push3=, 1
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; CHECK-NEXT: f32.gt $push0=, $pop4, $pop3
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; CHECK-NEXT: i32.const $push1=, 1
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; CHECK-NEXT: i32.xor $push2=, $pop0, $pop1
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; CHECK-NEXT: return $pop2
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%a = fcmp ule float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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define i32 @ugt_f32(float %x, float %y) {
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; CHECK-LABEL: ugt_f32:
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; CHECK: .functype ugt_f32 (f32, f32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get $push4=, 0
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; CHECK-NEXT: local.get $push3=, 1
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; CHECK-NEXT: f32.le $push0=, $pop4, $pop3
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; CHECK-NEXT: i32.const $push1=, 1
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; CHECK-NEXT: i32.xor $push2=, $pop0, $pop1
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; CHECK-NEXT: return $pop2
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%a = fcmp ugt float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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define i32 @uge_f32(float %x, float %y) {
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; CHECK-LABEL: uge_f32:
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; CHECK: .functype uge_f32 (f32, f32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get $push4=, 0
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; CHECK-NEXT: local.get $push3=, 1
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; CHECK-NEXT: f32.lt $push0=, $pop4, $pop3
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; CHECK-NEXT: i32.const $push1=, 1
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; CHECK-NEXT: i32.xor $push2=, $pop0, $pop1
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; CHECK-NEXT: return $pop2
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%a = fcmp uge float %x, %y
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%b = zext i1 %a to i32
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ret i32 %b
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}
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define void @olt_f32_branch(float %a, float %b) {
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; CHECK-LABEL: olt_f32_branch:
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; CHECK: .functype olt_f32_branch (f32, f32) -> ()
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; CHECK-NEXT: # %bb.0: # %entry
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; CHECK-NEXT: block
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; CHECK-NEXT: local.get $push2=, 0
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; CHECK-NEXT: local.get $push1=, 1
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; CHECK-NEXT: f32.lt $push0=, $pop2, $pop1
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; CHECK-NEXT: i32.eqz $push3=, $pop0
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; CHECK-NEXT: br_if 0, $pop3 # 0: down to label0
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; CHECK-NEXT: # %bb.1: # %if.then
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; CHECK-NEXT: call call1
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; CHECK-NEXT: .LBB14_2: # %if.end
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; CHECK-NEXT: end_block # label0:
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; CHECK-NEXT: return
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entry:
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%cmp = fcmp olt float %a, %b
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br i1 %cmp, label %if.then, label %if.end
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if.then:
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tail call void @call1()
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br label %if.end
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if.end:
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ret void
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}
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define void @ole_f32_branch(float %a, float %b) {
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; CHECK-LABEL: ole_f32_branch:
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; CHECK: .functype ole_f32_branch (f32, f32) -> ()
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; CHECK-NEXT: # %bb.0: # %entry
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; CHECK-NEXT: block
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; CHECK-NEXT: local.get $push2=, 0
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; CHECK-NEXT: local.get $push1=, 1
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; CHECK-NEXT: f32.le $push0=, $pop2, $pop1
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; CHECK-NEXT: i32.eqz $push3=, $pop0
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; CHECK-NEXT: br_if 0, $pop3 # 0: down to label1
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; CHECK-NEXT: # %bb.1: # %if.then
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; CHECK-NEXT: call call1
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; CHECK-NEXT: .LBB15_2: # %if.end
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; CHECK-NEXT: end_block # label1:
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; CHECK-NEXT: return
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entry:
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%cmp = fcmp ole float %a, %b
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br i1 %cmp, label %if.then, label %if.end
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if.then:
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tail call void @call1()
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br label %if.end
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if.end:
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ret void
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}
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define void @ugt_f32_branch(float %a, float %b) {
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; CHECK-LABEL: ugt_f32_branch:
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; CHECK: .functype ugt_f32_branch (f32, f32) -> ()
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; CHECK-NEXT: # %bb.0: # %entry
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; CHECK-NEXT: block
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; CHECK-NEXT: local.get $push2=, 0
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; CHECK-NEXT: local.get $push1=, 1
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; CHECK-NEXT: f32.le $push0=, $pop2, $pop1
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; CHECK-NEXT: i32.eqz $push3=, $pop0
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; CHECK-NEXT: br_if 0, $pop3 # 0: down to label2
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; CHECK-NEXT: # %bb.1: # %if.then
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; CHECK-NEXT: call call1
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; CHECK-NEXT: .LBB16_2: # %if.end
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; CHECK-NEXT: end_block # label2:
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; CHECK-NEXT: return
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entry:
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%cmp = fcmp ugt float %a, %b
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br i1 %cmp, label %if.end, label %if.then
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if.then:
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tail call void @call1()
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br label %if.end
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if.end:
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ret void
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}
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define void @ogt_f32_branch(float %a, float %b) {
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; CHECK-LABEL: ogt_f32_branch:
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; CHECK: .functype ogt_f32_branch (f32, f32) -> ()
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; CHECK-NEXT: # %bb.0: # %entry
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; CHECK-NEXT: block
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; CHECK-NEXT: local.get $push2=, 0
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; CHECK-NEXT: local.get $push1=, 1
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; CHECK-NEXT: f32.gt $push0=, $pop2, $pop1
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; CHECK-NEXT: i32.eqz $push3=, $pop0
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; CHECK-NEXT: br_if 0, $pop3 # 0: down to label3
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; CHECK-NEXT: # %bb.1: # %if.then
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; CHECK-NEXT: call call1
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; CHECK-NEXT: .LBB17_2: # %if.end
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; CHECK-NEXT: end_block # label3:
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; CHECK-NEXT: return
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entry:
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%cmp = fcmp ogt float %a, %b
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br i1 %cmp, label %if.then, label %if.end
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if.then:
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tail call void @call1()
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br label %if.end
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if.end:
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ret void
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}
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define void @ult_f32_branch(float %a, float %b) {
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; CHECK-LABEL: ult_f32_branch:
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; CHECK: .functype ult_f32_branch (f32, f32) -> ()
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; CHECK-NEXT: # %bb.0: # %entry
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; CHECK-NEXT: block
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; CHECK-NEXT: local.get $push2=, 0
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; CHECK-NEXT: local.get $push1=, 1
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; CHECK-NEXT: f32.ge $push0=, $pop2, $pop1
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; CHECK-NEXT: i32.eqz $push3=, $pop0
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; CHECK-NEXT: br_if 0, $pop3 # 0: down to label4
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; CHECK-NEXT: # %bb.1: # %if.then
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; CHECK-NEXT: call call1
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; CHECK-NEXT: .LBB18_2: # %if.end
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; CHECK-NEXT: end_block # label4:
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; CHECK-NEXT: return
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entry:
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%cmp = fcmp ult float %a, %b
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br i1 %cmp, label %if.end, label %if.then
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if.then:
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tail call void @call1()
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br label %if.end
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if.end:
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ret void
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}
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define void @ule_f32_branch(float %a, float %b) {
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; CHECK-LABEL: ule_f32_branch:
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; CHECK: .functype ule_f32_branch (f32, f32) -> ()
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; CHECK-NEXT: # %bb.0: # %entry
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; CHECK-NEXT: block
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; CHECK-NEXT: local.get $push2=, 0
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; CHECK-NEXT: local.get $push1=, 1
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; CHECK-NEXT: f32.ge $push0=, $pop2, $pop1
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; CHECK-NEXT: i32.eqz $push3=, $pop0
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; CHECK-NEXT: br_if 0, $pop3 # 0: down to label5
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; CHECK-NEXT: # %bb.1: # %if.then
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; CHECK-NEXT: call call1
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; CHECK-NEXT: .LBB19_2: # %if.end
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; CHECK-NEXT: end_block # label5:
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; CHECK-NEXT: return
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entry:
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%cmp = fcmp ult float %a, %b
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br i1 %cmp, label %if.end, label %if.then
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if.then:
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tail call void @call1()
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br label %if.end
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if.end:
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ret void
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}
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define void @xor_zext_switch(float %a, float %b) {
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; CHECK-LABEL: xor_zext_switch:
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; CHECK: .functype xor_zext_switch (f32, f32) -> ()
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; CHECK-NEXT: # %bb.0: # %entry
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; CHECK-NEXT: block
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; CHECK-NEXT: i32.const $push1=, 0
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; CHECK-NEXT: br_if 0, $pop1 # 0: down to label6
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; CHECK-NEXT: # %bb.1: # %entry
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; CHECK-NEXT: block
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; CHECK-NEXT: block
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; CHECK-NEXT: local.get $push3=, 0
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; CHECK-NEXT: local.get $push2=, 1
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; CHECK-NEXT: f32.ge $push0=, $pop3, $pop2
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; CHECK-NEXT: br_table $pop0, 0, 1, 0 # 0: down to label8
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; CHECK-NEXT: # 1: down to label7
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; CHECK-NEXT: .LBB20_2: # %sw.bb.1
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; CHECK-NEXT: end_block # label8:
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; CHECK-NEXT: call foo1
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; CHECK-NEXT: return
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; CHECK-NEXT: .LBB20_3: # %sw.bb.2
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; CHECK-NEXT: end_block # label7:
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; CHECK-NEXT: call foo2
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; CHECK-NEXT: .LBB20_4: # %exit
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; CHECK-NEXT: end_block # label6:
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; CHECK-NEXT: return
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entry:
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%cmp = fcmp ult float %a, %b
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%zext = zext i1 %cmp to i32
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%xor = xor i32 %zext, 1
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switch i32 %xor, label %exit [
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i32 0, label %sw.bb.1
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i32 1, label %sw.bb.2
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]
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sw.bb.1:
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tail call void @foo1()
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br label %exit
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sw.bb.2:
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tail call void @foo2()
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br label %exit
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exit:
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ret void
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}
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define void @xor_add_switch(float %a, float %b) {
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; CHECK-LABEL: xor_add_switch:
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; CHECK: .functype xor_add_switch (f32, f32) -> ()
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; CHECK-NEXT: # %bb.0: # %entry
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; CHECK-NEXT: block
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; CHECK-NEXT: block
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; CHECK-NEXT: block
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; CHECK-NEXT: block
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; CHECK-NEXT: local.get $push8=, 0
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; CHECK-NEXT: local.get $push7=, 1
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; CHECK-NEXT: f32.ge $push1=, $pop8, $pop7
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; CHECK-NEXT: i32.const $push2=, 1
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; CHECK-NEXT: i32.xor $push3=, $pop1, $pop2
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; CHECK-NEXT: i32.const $push6=, 1
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; CHECK-NEXT: i32.add $push4=, $pop3, $pop6
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; CHECK-NEXT: i32.const $push5=, 1
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; CHECK-NEXT: i32.xor $push0=, $pop4, $pop5
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; CHECK-NEXT: br_table $pop0, 0, 1, 2, 3 # 0: down to label12
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; CHECK-NEXT: # 1: down to label11
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; CHECK-NEXT: # 2: down to label10
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; CHECK-NEXT: # 3: down to label9
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; CHECK-NEXT: .LBB21_1: # %sw.bb.1
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; CHECK-NEXT: end_block # label12:
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; CHECK-NEXT: call foo1
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; CHECK-NEXT: return
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; CHECK-NEXT: .LBB21_2: # %sw.bb.2
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; CHECK-NEXT: end_block # label11:
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; CHECK-NEXT: call foo2
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; CHECK-NEXT: return
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; CHECK-NEXT: .LBB21_3: # %sw.bb.3
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; CHECK-NEXT: end_block # label10:
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; CHECK-NEXT: call foo3
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; CHECK-NEXT: .LBB21_4: # %exit
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; CHECK-NEXT: end_block # label9:
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; CHECK-NEXT: return
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entry:
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%cmp = fcmp ult float %a, %b
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%zext = zext i1 %cmp to i32
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%add = add nsw nuw i32 %zext, 1
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%xor = xor i32 %add, 1
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switch i32 %xor, label %exit [
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i32 0, label %sw.bb.1
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i32 1, label %sw.bb.2
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i32 2, label %sw.bb.3
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]
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sw.bb.1:
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tail call void @foo1()
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br label %exit
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sw.bb.2:
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tail call void @foo2()
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br label %exit
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sw.bb.3:
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tail call void @foo3()
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br label %exit
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exit:
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ret void
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}
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declare void @foo1()
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declare void @foo2()
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declare void @foo3()
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declare void @call1()
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