40 lines
1.0 KiB
Plaintext
40 lines
1.0 KiB
Plaintext
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# RUN: llc -march=x86 -run-pass none -o - %s | FileCheck %s
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# This test ensures that the MIR parser parses fixed stack memory operands
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# correctly.
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--- |
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define i32 @test(i32 %a) #0 {
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entry:
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%b = alloca i32
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store i32 %a, i32* %b
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%c = load i32, i32* %b
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ret i32 %c
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}
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attributes #0 = { "frame-pointer"="none" }
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...
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---
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name: test
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alignment: 16
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tracksRegLiveness: true
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frameInfo:
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stackSize: 4
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maxAlignment: 4
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fixedStack:
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- { id: 0, offset: 0, size: 4, alignment: 16, isImmutable: true }
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stack:
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- { id: 0, name: b, offset: -8, size: 4, alignment: 4 }
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body: |
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bb.0.entry:
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frame-setup PUSH32r undef $eax, implicit-def $esp, implicit $esp
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CFI_INSTRUCTION def_cfa_offset 8
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; CHECK: name: test
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; CHECK: $eax = MOV32rm $esp, 1, $noreg, 8, $noreg :: (load 4 from %fixed-stack.0, align 16)
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$eax = MOV32rm $esp, 1, _, 8, _ :: (load 4 from %fixed-stack.0, align 16)
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MOV32mr $esp, 1, _, 0, _, $eax :: (store 4 into %ir.b)
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$edx = POP32r implicit-def $esp, implicit $esp
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RETL $eax
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...
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