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344cd70c0b
Follow-up to r280705: Make sure that the SP is only restored after all data is loaded from the stack frame, if there is no red zone. This completes the fix for https://llvm.org/bugs/show_bug.cgi?id=26519. Differential Revision: https://reviews.llvm.org/D24466 llvm-svn: 282174
32 lines
1.1 KiB
LLVM
32 lines
1.1 KiB
LLVM
; RUN: llc < %s -mtriple=powerpc-unknown-linux-gnu -relocation-model=pic | FileCheck -check-prefix=LARGE-BSS %s
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@bar = common global i32 0, align 4
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declare i32 @call_foo(i32, ...)
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define i32 @foo() {
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entry:
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%0 = load i32, i32* @bar, align 4
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%call = call i32 (i32, ...) @call_foo(i32 %0, i32 0, i32 1, i32 2, i32 4, i32 8, i32 16, i32 32, i32 64)
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ret i32 %0
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}
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!llvm.module.flags = !{!0}
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!0 = !{i32 1, !"PIC Level", i32 2}
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; LARGE-BSS: [[POFF:\.L[0-9]+\$poff]]:
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; LARGE-BSS-NEXT: .long .LTOC-[[PB:\.L[0-9]+\$pb]]
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; LARGE-BSS-NEXT: foo:
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; LARGE-BSS: stwu 1, -32(1)
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; LARGE-BSS: stw 30, 24(1)
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; LARGE-BSS: bl [[PB]]
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; LARGE-BSS-NEXT: [[PB]]:
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; LARGE-BSS: mflr 30
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; LARGE-BSS: lwz [[REG:[0-9]+]], [[POFF]]-[[PB]](30)
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; LARGE-BSS-NEXT: add 30, [[REG]], 30
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; LARGE-BSS-DAG: lwz [[VREG:[0-9]+]], [[VREF:\.LC[0-9]+]]-.LTOC(30)
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; LARGE-BSS-DAG: lwz {{[0-9]+}}, 0([[VREG]])
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; LARGE-BSS-DAG: stw {{[0-9]+}}, 8(1)
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; LARGE-BSS: lwz 30, 24(1)
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; LARGE-BSS: [[VREF]]:
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; LARGE-BSS-NEXT: .p2align 2
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; LARGE-BSS-NEXT: .long bar
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