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|
# RUN: llc -mtriple thumbv7-apple-ios -run-pass none -o - %s | FileCheck %s
# This test ensures that the MIR parser parses the bundled machine instructions
# and 'internal' register flags correctly.
--- |
define i32 @test1(i32 %a) {
entry:
%cmp = icmp sgt i32 %a, -78
%. = zext i1 %cmp to i32
ret i32 %.
}
define i32 @test2(i32 %a) {
entry:
%cmp = icmp sgt i32 %a, -78
%. = zext i1 %cmp to i32
ret i32 %.
}
...
---
name: test1
tracksRegLiveness: true
liveins:
- { reg: '%r0' }
body: |
bb.0.entry:
liveins: %r0
; CHECK-LABEL: name: test1
; CHECK: %r1 = t2MOVi 0, 14, _, _
; CHECK-NEXT: t2CMNri killed %r0, 78, 14, _, implicit-def %cpsr
; CHECK-NEXT: BUNDLE implicit-def dead %itstate, implicit-def %r1, implicit killed %cpsr {
; CHECK-NEXT: t2IT 12, 8, implicit-def %itstate
; CHECK-NEXT: %r1 = t2MOVi 1, 12, killed %cpsr, _, implicit internal killed %itstate
; CHECK-NEXT: }
; CHECK-NEXT: %r0 = tMOVr killed %r1, 14, _
; CHECK-NEXT: tBX_RET 14, _, implicit killed %r0
%r1 = t2MOVi 0, 14, _, _
t2CMNri killed %r0, 78, 14, _, implicit-def %cpsr
BUNDLE implicit-def dead %itstate, implicit-def %r1, implicit killed %cpsr {
t2IT 12, 8, implicit-def %itstate
%r1 = t2MOVi 1, 12, killed %cpsr, _, implicit internal killed %itstate
}
%r0 = tMOVr killed %r1, 14, _
tBX_RET 14, _, implicit killed %r0
...
---
name: test2
tracksRegLiveness: true
liveins:
- { reg: '%r0' }
body: |
bb.0.entry:
liveins: %r0
; Verify that the next machine instruction can be on the same line as
; '{' or '}'.
; CHECK-LABEL: name: test2
; CHECK: %r1 = t2MOVi 0, 14, _, _
; CHECK-NEXT: t2CMNri killed %r0, 78, 14, _, implicit-def %cpsr
; CHECK-NEXT: BUNDLE implicit-def dead %itstate, implicit-def %r1, implicit killed %cpsr {
; CHECK-NEXT: t2IT 12, 8, implicit-def %itstate
; CHECK-NEXT: %r1 = t2MOVi 1, 12, killed %cpsr, _, implicit internal killed %itstate
; CHECK-NEXT: }
; CHECK-NEXT: %r0 = tMOVr killed %r1, 14, _
; CHECK-NEXT: tBX_RET 14, _, implicit killed %r0
%r1 = t2MOVi 0, 14, _, _
t2CMNri killed %r0, 78, 14, _, implicit-def %cpsr
BUNDLE implicit-def dead %itstate, implicit-def %r1, implicit killed %cpsr { t2IT 12, 8, implicit-def %itstate
%r1 = t2MOVi 1, 12, killed %cpsr, _, internal implicit killed %itstate
} %r0 = tMOVr killed %r1, 14, _
tBX_RET 14, _, implicit killed %r0
...
|
