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llvm-mirror/test/CodeGen/ARM/GlobalISel/arm-legalize-consts.mir
Matt Arsenault 0514622b4b GlobalISel: Enforce operand types for constants
A number of of tests were using imm operands, not cimm. Since CSE
relies on the exact ConstantInt* pointer used, and implicit
conversions are generally evil, also enforce the bitsize of the types.

llvm-svn: 353113
2019-02-04 23:29:31 +00:00

58 lines
1.6 KiB
YAML

# RUN: llc -mtriple arm-- -run-pass=legalizer %s -o - | FileCheck %s
# RUN: llc -mtriple thumb-- -mattr=+v6t2 -run-pass=legalizer %s -o - | FileCheck %s
--- |
define void @test_constants() { ret void }
...
---
name: test_constants
# CHECK-LABEL: name: test_constants
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
body: |
bb.0:
liveins: $r0
%4(p0) = COPY $r0
%0(s32) = G_CONSTANT i32 42
; CHECK: {{%[0-9]+}}:_(s32) = G_CONSTANT i32 42
%1(s16) = G_CONSTANT i16 21
G_STORE %1(s16), %4(p0) :: (store 2)
; CHECK-NOT: G_CONSTANT i16
; CHECK: [[EXT:%[0-9]+]]:_(s32) = G_CONSTANT i32 21
; CHECK: {{%[0-9]+}}:_(s16) = G_TRUNC [[EXT]](s32)
; CHECK-NOT: G_CONSTANT i16
%2(s8) = G_CONSTANT i8 10
G_STORE %2(s8), %4(p0) :: (store 1)
; CHECK-NOT: G_CONSTANT i8
; CHECK: [[EXT:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
; CHECK: {{%[0-9]+}}:_(s8) = G_TRUNC [[EXT]](s32)
; CHECK-NOT: G_CONSTANT i8
%3(s1) = G_CONSTANT i1 1
G_STORE %3(s1), %4(p0) :: (store 1)
; CHECK-NOT: G_CONSTANT i1
; CHECK: [[EXT:%[0-9]+]]:_(s32) = G_CONSTANT i32 -1
; CHECK: {{%[0-9]+}}:_(s1) = G_TRUNC [[EXT]](s32)
; CHECK-NOT: G_CONSTANT i1
%5(p0) = G_CONSTANT i32 0
G_STORE %5(p0), %4(p0) :: (store 4)
; CHECK: {{%[0-9]+}}:_(p0) = G_CONSTANT i32 0
$r0 = COPY %0(s32)
BX_RET 14, $noreg, implicit $r0
...