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| # RUN: llc -mtriple=aarch64-none-linux-gnu -run-pass none -o - %s | FileCheck %s
--- |
@var_i32 = global i32 42
@var_i64 = global i64 0
define void @sub_small() {
entry:
%val32 = load i32, i32* @var_i32
%newval32 = sub i32 %val32, 4095
store i32 %newval32, i32* @var_i32
%val64 = load i64, i64* @var_i64
%newval64 = sub i64 %val64, 52
store i64 %newval64, i64* @var_i64
ret void
}
...
---
name: sub_small
body: |
bb.0.entry:
; CHECK: $x8 = ADRP target-flags(aarch64-page) @var_i32
; CHECK-NEXT: $x9 = ADRP target-flags(aarch64-page) @var_i64
; CHECK-NEXT: $w10 = LDRWui $x8, target-flags(aarch64-pageoff, aarch64-nc) @var_i32
; CHECK-NEXT: $x11 = LDRXui $x9, target-flags(aarch64-pageoff, aarch64-got, aarch64-nc) @var_i64
; CHECK: STRWui killed $w10, killed $x8, target-flags(aarch64-nc) @var_i32
; CHECK: STRXui killed $x11, killed $x9, target-flags(aarch64-pageoff, aarch64-nc) @var_i64
$x8 = ADRP target-flags(aarch64-page) @var_i32
$x9 = ADRP target-flags(aarch64-page) @var_i64
$w10 = LDRWui $x8, target-flags(aarch64-pageoff, aarch64-nc) @var_i32
$x11 = LDRXui $x9, target-flags(aarch64-pageoff, aarch64-got, aarch64-nc) @var_i64
$w10 = SUBWri killed $w10, 4095, 0
$x11 = SUBXri killed $x11, 52, 0
STRWui killed $w10, killed $x8, target-flags(aarch64-nc) @var_i32
STRXui killed $x11, killed $x9, target-flags(aarch64-pageoff, aarch64-nc) @var_i64
RET_ReallyLR
...
|