llvm-project/llvm/test/CodeGen/MIR/X86/fixed-stack-objects.mir
Matthias Braun 538859cca3 llc: Add support for -run-pass none
This does not schedule any passes besides the ones necessary to
construct and print the machine function. This is useful to test .mir
file reading and printing.

Differential Revision: http://reviews.llvm.org/D22432

llvm-svn: 275664
2016-07-16 02:24:59 +00:00

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# RUN: llc -march=x86 -run-pass none -o - %s | FileCheck %s
# This test ensures that the MIR parser parses fixed stack objects correctly.
--- |
define i32 @test(i32 %a) #0 {
entry:
%b = alloca i32
store i32 %a, i32* %b
%c = load i32, i32* %b
ret i32 %c
}
attributes #0 = { "no-frame-pointer-elim"="false" }
...
---
name: test
frameInfo:
stackSize: 4
maxAlignment: 4
# CHECK: fixedStack:
# CHECK-NEXT: - { id: 0, offset: 0, size: 4, alignment: 4, isImmutable: true, isAliased: false }
fixedStack:
- { id: 0, offset: 0, size: 4, alignment: 4, isImmutable: true, isAliased: false }
stack:
- { id: 0, offset: -8, size: 4, alignment: 4 }
body: |
bb.0.entry:
%eax = MOV32rm %esp, 1, _, 8, _
MOV32mr %esp, 1, _, 0, _, %eax
RETL %eax
...