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llvm-mirror/test/CodeGen/MIR/X86/stack-objects.mir
Matthias Braun 1bb3751439 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

38 lines
1019 B
YAML

# RUN: llc -march=x86-64 -run-pass none -o - %s | FileCheck %s
# This test ensures that the MIR parser parses stack objects correctly.
--- |
define i32 @test(i32 %a) #0 {
entry:
%b = alloca i32
%x = alloca i64
store i32 %a, i32* %b
store i64 2, i64* %x
%c = load i32, i32* %b
ret i32 %c
}
attributes #0 = { "no-frame-pointer-elim"="false" }
...
---
name: test
frameInfo:
maxAlignment: 8
# CHECK: stack:
# CHECK-NEXT: - { id: 0, name: b, offset: -12, size: 4, alignment: 4 }
# CHECK-NEXT: - { id: 1, name: x, offset: -24, size: 8, alignment: 8 }
# CHECK-NEXT: - { id: 2, type: spill-slot, offset: -32, size: 4, alignment: 4 }
stack:
- { id: 0, name: b, offset: -12, size: 4, alignment: 4 }
- { id: 1, name: x, offset: -24, size: 8, alignment: 8 }
- { id: 2, type: spill-slot, offset: -32, size: 4, alignment: 4 }
body: |
bb.0.entry:
MOV32mr %rsp, 1, _, -4, _, %edi
MOV64mi32 %rsp, 1, _, -16, _, 2
%eax = MOV32rm %rsp, 1, _, -4, _
RETQ %eax
...