source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/AArch64/arm64-patchpoint-scratch-regs.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

File size: 838 bytes
Line 
1; RUN: llc -mtriple=arm64-apple-darwin -enable-misched=0 -mcpu=cyclone < %s | FileCheck %s
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3; Test that scratch registers are spilled around patchpoints
4; CHECK: InlineAsm End
5; CHECK-NEXT: mov x{{[0-9]+}}, x16
6; CHECK-NEXT: mov x{{[0-9]+}}, x17
7; CHECK-NEXT: Ltmp
8; CHECK-NEXT: nop
9define void @clobberScratch(i32* %p) {
10  %v = load i32, i32* %p
11  tail call void asm sideeffect "nop", "~{x0},~{x1},~{x2},~{x3},~{x4},~{x5},~{x6},~{x7},~{x8},~{x9},~{x10},~{x11},~{x12},~{x13},~{x14},~{x15},~{x18},~{x19},~{x20},~{x21},~{x22},~{x23},~{x24},~{x25},~{x26},~{x27},~{x28},~{x29},~{x30},~{x31}"() nounwind
12  tail call void (i64, i32, i8*, i32, ...) @llvm.experimental.patchpoint.void(i64 5, i32 20, i8* null, i32 0, i32* %p, i32 %v)
13  store i32 %v, i32* %p
14  ret void
15}
16
17declare void @llvm.experimental.patchpoint.void(i64, i32, i8*, i32, ...)
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