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39 lines
1.7 KiB
39 lines
1.7 KiB
4 months ago
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; RUN: llc < %s -mcpu=cortex-a15 -verify-machineinstrs -arm-atomic-cfg-tidy=0 | FileCheck %s
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; Check a spill right after a function call with large struct byval is correctly
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; generated.
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; PR16393
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; We expect 4-byte spill and reload to be generated.
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; CHECK-LABEL: set_stored_macroblock_parameters:
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; CHECK: str r0, [sp, #{{[0-9]}}] @ 4-byte Spill
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; CHECK: @APP
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; CHECK: bl RestoreMVBlock8x8
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; CHECK: ldr r0, [sp, #{{[0-9]}}] @ 4-byte Reload
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target triple = "armv7l-unknown-linux-gnueabihf"
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%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]] }
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@tr8x8 = external global %structN, align 4
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@luma_transform_size_8x8_flag = external global i32, align 4
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; Function Attrs: nounwind
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define void @set_stored_macroblock_parameters(i16 %a0, i32 %a1) #1 {
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entry:
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%0 = load i32, i32* @luma_transform_size_8x8_flag, align 4
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tail call void asm sideeffect "", "~{r1},~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11}"()
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tail call void @RestoreMVBlock8x8(i32 1, i32 2, %structN* byval(%structN) @tr8x8, i32 0)
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%arrayidx313 = getelementptr inbounds i8*, i8** null, i32 %0
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%1 = load i8*, i8** %arrayidx313, align 4
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%arrayidx314 = getelementptr inbounds i8, i8* %1, i32 0
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store i8 -1, i8* %arrayidx314, align 1
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ret void
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}
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; Function Attrs: nounwind
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declare void @RestoreMVBlock8x8(i32, i32, %structN* byval(%structN) nocapture, i32) #1
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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" }
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