| ; RUN: llc < %s -mcpu=cortex-a15 -verify-machineinstrs -arm-atomic-cfg-tidy=0 | FileCheck %s |
| |
| ; Check a spill right after a function call with large struct byval is correctly |
| ; generated. |
| ; PR16393 |
| |
| ; We expect 4-byte spill and reload to be generated. |
| |
| ; CHECK-LABEL: set_stored_macroblock_parameters: |
| ; CHECK: str r0, [sp, #{{[0-9]}}] @ 4-byte Spill |
| ; CHECK: @APP |
| ; CHECK: bl RestoreMVBlock8x8 |
| ; CHECK: ldr r0, [sp, #{{[0-9]}}] @ 4-byte Reload |
| |
| target triple = "armv7l-unknown-linux-gnueabihf" |
| |
| %structN = type { i32, [16 x [16 x i32]], [16 x [16 x i32]], [16 x [16 x i32]], [3 x [16 x [16 x i32]]], [4 x i16], [4 x i8], [4 x i8], [4 x i8], [16 x [16 x i16]], [16 x [16 x i16]], [16 x [16 x i32]] } |
| |
| @tr8x8 = external global %structN, align 4 |
| @luma_transform_size_8x8_flag = external global i32, align 4 |
| |
| ; Function Attrs: nounwind |
| define void @set_stored_macroblock_parameters(i16 %a0, i32 %a1) #1 { |
| entry: |
| %0 = load i32, i32* @luma_transform_size_8x8_flag, align 4 |
| tail call void asm sideeffect "", "~{r1},~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11}"() |
| tail call void @RestoreMVBlock8x8(i32 1, i32 2, %structN* byval(%structN) @tr8x8, i32 0) |
| %arrayidx313 = getelementptr inbounds i8*, i8** null, i32 %0 |
| %1 = load i8*, i8** %arrayidx313, align 4 |
| %arrayidx314 = getelementptr inbounds i8, i8* %1, i32 0 |
| store i8 -1, i8* %arrayidx314, align 1 |
| ret void |
| } |
| |
| ; Function Attrs: nounwind |
| declare void @RestoreMVBlock8x8(i32, i32, %structN* byval(%structN) nocapture, i32) #1 |
| |
| attributes #1 = { nounwind "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" } |