forked from OSchip/llvm-project
71 lines
1.4 KiB
LLVM
71 lines
1.4 KiB
LLVM
; RUN: llc -mtriple=aarch64-none-linux-gnu %s -o - | FileCheck %s
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define void @func_02(i32 %rm) {
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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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; CHECK-LABEL: func_02:
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; CHECK: sub w9, w0, #1
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; CHECK: mrs x8, FPCR
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; CHECK: and w9, w9, #0x3
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; CHECK: and x8, x8, #0xffffffffff3fffff
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; CHECK: lsl w9, w9, #22
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; CHECK: orr x8, x8, x9
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; CHECK: msr FPCR, x8
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; CHECK: ret
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define void @func_03() {
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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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; CHECK-LABEL: func_03
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; CHECK: mrs x8, FPCR
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; CHECK: orr x8, x8, #0xc00000
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; CHECK: msr FPCR, x8
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; CHECK: ret
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define void @func_04() {
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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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; CHECK-LABEL: func_04
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; CHECK: mrs x8, FPCR
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; CHECK: and x8, x8, #0xffffffffff3fffff
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; CHECK: msr FPCR, x8
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; CHECK: ret
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define void @func_05() {
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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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; CHECK-LABEL: func_05
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; CHECK: mrs x8, FPCR
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; CHECK: and x8, x8, #0xffffffffff3fffff
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; CHECK: orr x8, x8, #0x400000
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; CHECK: msr FPCR, x8
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; CHECK: ret
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define void @func_06() {
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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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; CHECK-LABEL: func_06
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; CHECK: mrs x8, FPCR
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; CHECK: and x8, x8, #0xffffffffff3fffff
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; CHECK: orr x8, x8, #0x800000
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; CHECK: msr FPCR, x8
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; CHECK: ret
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declare void @llvm.set.rounding(i32)
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