162 lines
4.2 KiB
LLVM
162 lines
4.2 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i686-pc-linux-gnu | FileCheck %s --check-prefix=X86
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; RUN: llc < %s -mtriple=x86_64-pc-linux-gnu | FileCheck %s --check-prefix=X64
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define i32 @from_cmpeq(i32 %xx, i32 %y) {
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; X86-LABEL: from_cmpeq:
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; X86: # %bb.0:
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; X86-NEXT: xorl %eax, %eax
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; X86-NEXT: cmpl $9, {{[0-9]+}}(%esp)
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; X86-NEXT: sete %al
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; X86-NEXT: andl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: retl
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;
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; X64-LABEL: from_cmpeq:
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; X64: # %bb.0:
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; X64-NEXT: xorl %eax, %eax
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; X64-NEXT: cmpl $9, %edi
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; X64-NEXT: sete %al
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; X64-NEXT: andl %esi, %eax
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; X64-NEXT: retq
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%x = icmp eq i32 %xx, 9
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%masked = and i32 %y, 1
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%r = select i1 %x, i32 %masked, i32 0
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ret i32 %r
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}
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define i32 @from_cmpeq_fail_bad_andmask(i32 %xx, i32 %y) {
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; X86-LABEL: from_cmpeq_fail_bad_andmask:
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; X86: # %bb.0:
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; X86-NEXT: cmpl $9, {{[0-9]+}}(%esp)
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; X86-NEXT: je .LBB1_1
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; X86-NEXT: # %bb.2:
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; X86-NEXT: xorl %eax, %eax
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; X86-NEXT: retl
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; X86-NEXT: .LBB1_1:
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: andl $3, %eax
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; X86-NEXT: retl
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;
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; X64-LABEL: from_cmpeq_fail_bad_andmask:
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; X64: # %bb.0:
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; X64-NEXT: andl $3, %esi
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; X64-NEXT: xorl %eax, %eax
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; X64-NEXT: cmpl $9, %edi
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; X64-NEXT: cmovel %esi, %eax
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; X64-NEXT: retq
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%x = icmp eq i32 %xx, 9
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%masked = and i32 %y, 3
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%r = select i1 %x, i32 %masked, i32 0
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ret i32 %r
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}
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define i32 @from_i1(i1 %x, i32 %y) {
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; X86-LABEL: from_i1:
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; X86: # %bb.0:
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: andl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: andl $1, %eax
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; X86-NEXT: retl
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;
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; X64-LABEL: from_i1:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: andl %esi, %eax
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; X64-NEXT: andl $1, %eax
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; X64-NEXT: retq
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%masked = and i32 %y, 1
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%r = select i1 %x, i32 %masked, i32 0
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ret i32 %r
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}
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define i32 @from_trunc_i8(i8 %xx, i32 %y) {
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; X86-LABEL: from_trunc_i8:
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; X86: # %bb.0:
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: andl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: andl $1, %eax
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; X86-NEXT: retl
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;
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; X64-LABEL: from_trunc_i8:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: andl %esi, %eax
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; X64-NEXT: andl $1, %eax
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; X64-NEXT: retq
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%masked = and i32 %y, 1
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%x = trunc i8 %xx to i1
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%r = select i1 %x, i32 %masked, i32 0
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ret i32 %r
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}
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define i32 @from_trunc_i64(i64 %xx, i32 %y) {
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; X86-LABEL: from_trunc_i64:
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; X86: # %bb.0:
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: andl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: andl $1, %eax
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; X86-NEXT: retl
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;
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; X64-LABEL: from_trunc_i64:
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; X64: # %bb.0:
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; X64-NEXT: movq %rdi, %rax
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; X64-NEXT: andl %esi, %eax
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; X64-NEXT: andl $1, %eax
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; X64-NEXT: # kill: def $eax killed $eax killed $rax
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; X64-NEXT: retq
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%masked = and i32 %y, 1
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%x = trunc i64 %xx to i1
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%r = select i1 %x, i32 %masked, i32 0
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ret i32 %r
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}
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define i32 @from_i1_fail_bad_select0(i1 %x, i32 %y) {
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; X86-LABEL: from_i1_fail_bad_select0:
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; X86: # %bb.0:
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; X86-NEXT: testb $1, {{[0-9]+}}(%esp)
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; X86-NEXT: jne .LBB5_1
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; X86-NEXT: # %bb.2:
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; X86-NEXT: movl $1, %eax
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; X86-NEXT: retl
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; X86-NEXT: .LBB5_1:
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: andl $1, %eax
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; X86-NEXT: retl
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;
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; X64-LABEL: from_i1_fail_bad_select0:
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; X64: # %bb.0:
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; X64-NEXT: andl $1, %esi
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; X64-NEXT: testb $1, %dil
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; X64-NEXT: movl $1, %eax
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; X64-NEXT: cmovnel %esi, %eax
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; X64-NEXT: retq
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%masked = and i32 %y, 1
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%r = select i1 %x, i32 %masked, i32 1
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ret i32 %r
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}
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define i32 @from_i1_fail_bad_select1(i1 %x, i32 %y) {
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; X86-LABEL: from_i1_fail_bad_select1:
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; X86: # %bb.0:
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; X86-NEXT: xorl %eax, %eax
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; X86-NEXT: testb $1, {{[0-9]+}}(%esp)
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; X86-NEXT: jne .LBB6_2
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; X86-NEXT: # %bb.1:
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: andl $1, %eax
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; X86-NEXT: .LBB6_2:
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; X86-NEXT: retl
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;
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; X64-LABEL: from_i1_fail_bad_select1:
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; X64: # %bb.0:
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; X64-NEXT: andl $1, %esi
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; X64-NEXT: xorl %eax, %eax
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; X64-NEXT: testb $1, %dil
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; X64-NEXT: cmovel %esi, %eax
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; X64-NEXT: retq
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%masked = and i32 %y, 1
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%r = select i1 %x, i32 0, i32 %masked
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ret i32 %r
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}
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