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|
# RUN: llc -march=x86-64 -run-pass none -o - %s | FileCheck %s
--- |
define i32 @foo(i32 %a) {
entry:
%0 = icmp sle i32 %a, 10
br i1 %0, label %less, label %exit
less:
ret i32 0
exit:
ret i32 %a
}
define i32 @bar(i32 %a) {
entry:
%0 = icmp sle i32 %a, 10
br i1 %0, label %less, label %exit
less:
ret i32 0
exit:
ret i32 %a
}
...
---
name: foo
tracksRegLiveness: true
liveins:
- { reg: '%edi' }
# CHECK-LABEL: name: foo
# CHECK: body: |
# CHECK-NEXT: bb.0.entry:
# CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
# CHECK-NEXT: liveins: %edi
# CHECK: CMP32ri8 %edi, 10, implicit-def %eflags
# CHECK-NEXT: JG_1 %bb.2, implicit killed %eflags
# CHECK: bb.1.less:
# CHECK-NEXT: %eax = MOV32r0 implicit-def dead %eflags
# CHECK-NEXT: RETQ killed %eax
# CHECK: bb.2.exit:
# CHECK-NEXT: liveins: %edi
# CHECK: %eax = COPY killed %edi
# CHECK-NEXT: RETQ killed %eax
body: |
bb.0.entry:
successors: %bb.1, %bb.2
liveins: %edi
CMP32ri8 %edi, 10, implicit-def %eflags
JG_1 %bb.2, implicit killed %eflags
bb.1.less:
%eax = MOV32r0 implicit-def dead %eflags
RETQ killed %eax
bb.2.exit:
liveins: %edi
%eax = COPY killed %edi
RETQ killed %eax
...
---
name: bar
tracksRegLiveness: true
liveins:
- { reg: '%edi' }
# CHECK-LABEL: name: bar
# CHECK: body: |
# CHECK-NEXT: bb.0.entry:
# CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
# CHECK-NEXT: liveins: %edi
# CHECK: CMP32ri8 %edi, 10, implicit-def %eflags
# CHECK-NEXT: JG_1 %bb.2, implicit killed %eflags
# CHECK: bb.1.less:
# CHECK-NEXT: %eax = MOV32r0 implicit-def dead %eflags
# CHECK-NEXT: RETQ killed %eax
# CHECK: bb.2.exit:
# CHECK-NEXT: liveins: %edi
# CHECK: %eax = COPY killed %edi
# CHECK-NEXT: RETQ killed %eax
body: |
bb.0.entry:
successors: %bb.1, %bb.2
liveins: %edi
CMP32ri8 %edi, 10, implicit-def %eflags
JG_1 %bb.2, implicit killed %eflags
bb.1.less: %eax = MOV32r0 implicit-def dead %eflags
RETQ killed %eax
bb.2.exit: liveins: %edi
%eax = COPY killed %edi
RETQ killed %eax
...
|
