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33 lines
1.0 KiB
33 lines
1.0 KiB
; Note the formula for negative number alignment calculation should be y = x & ~(n-1) rather than y = (x + (n-1)) & ~(n-1).
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; after patch https://reviews.llvm.org/D34337, we could save 16 bytes in the best case.
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; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr8 < %s | FileCheck %s -check-prefix=CHECK-BE
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; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr8 < %s | FileCheck %s -check-prefix=CHECK-LE
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define signext i32 @bar(i32 signext %ii) {
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entry:
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%0 = tail call i32 asm sideeffect "add $0, $1, $2\0A", "=r,r,r,~{f14},~{r15},~{v20}"(i32 %ii, i32 10)
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ret i32 %0
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; Before the fix by patch D34337:
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; stdu 1, -544(1)
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; std 15, 264(1)
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; stfd 14, 400(1)
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; stdu 1, -560(1)
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; std 15, 280(1)
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; stfd 14, 416(1)
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; After the fix by patch D34337:
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; CHECK-LE: stdu 1, -528(1)
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; CHECK-LE:std 15, 248(1)
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; CHECK-LE:stfd 14, 384(1)
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; CHECK-BE: stdu 1, -544(1)
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; CHECK-BE:std 15, 264(1)
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; CHECK-BE:stfd 14, 400(1)
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}
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define signext i32 @foo() {
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entry:
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%call = tail call signext i32 @bar(i32 signext 5)
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ret i32 %call
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}
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