66 lines
1.8 KiB
LLVM
66 lines
1.8 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
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; RUN: llc -mtriple=aarch64-none-linux-gnu %s -o - | FileCheck %s
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define void @func_set_rounding_dyn(i32 %rm) {
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; CHECK-LABEL: func_set_rounding_dyn:
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; CHECK: // %bb.0:
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; CHECK-NEXT: sub w9, w0, #1
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; CHECK-NEXT: mrs x8, FPCR
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; CHECK-NEXT: and w9, w9, #0x3
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; CHECK-NEXT: and x8, x8, #0xffffffffff3fffff
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; CHECK-NEXT: lsl w9, w9, #22
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; CHECK-NEXT: orr x8, x8, x9
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; CHECK-NEXT: msr FPCR, x8
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; CHECK-NEXT: ret
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call void @llvm.set.rounding(i32 %rm)
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ret void
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}
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define void @func_set_rounding_toward_zero() {
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; CHECK-LABEL: func_set_rounding_toward_zero:
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; CHECK: // %bb.0:
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; CHECK-NEXT: mrs x8, FPCR
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; CHECK-NEXT: orr x8, x8, #0xc00000
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; CHECK-NEXT: msr FPCR, x8
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; CHECK-NEXT: ret
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call void @llvm.set.rounding(i32 0)
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ret void
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}
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define void @func_set_rounding_tonearest_even() {
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; CHECK-LABEL: func_set_rounding_tonearest_even:
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; CHECK: // %bb.0:
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; CHECK-NEXT: mrs x8, FPCR
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; CHECK-NEXT: and x8, x8, #0xffffffffff3fffff
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; CHECK-NEXT: msr FPCR, x8
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; CHECK-NEXT: ret
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call void @llvm.set.rounding(i32 1)
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ret void
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}
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define void @func_set_rounding_upward() {
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; CHECK-LABEL: func_set_rounding_upward:
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; CHECK: // %bb.0:
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; CHECK-NEXT: mrs x8, FPCR
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; CHECK-NEXT: and x8, x8, #0xffffffffff3fffff
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; CHECK-NEXT: orr x8, x8, #0x400000
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; CHECK-NEXT: msr FPCR, x8
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; CHECK-NEXT: ret
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call void @llvm.set.rounding(i32 2)
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ret void
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}
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define void @func_set_rounding_downward() {
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; CHECK-LABEL: func_set_rounding_downward:
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; CHECK: // %bb.0:
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; CHECK-NEXT: mrs x8, FPCR
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; CHECK-NEXT: and x8, x8, #0xffffffffff3fffff
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; CHECK-NEXT: orr x8, x8, #0x800000
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; CHECK-NEXT: msr FPCR, x8
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; CHECK-NEXT: ret
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call void @llvm.set.rounding(i32 3)
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ret void
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}
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declare void @llvm.set.rounding(i32)
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