forked from OSchip/llvm-project
53 lines
1.4 KiB
LLVM
53 lines
1.4 KiB
LLVM
|
; RUN: llc -mtriple=armv7-unknown-linux < %s | FileCheck --check-prefix=CHECK --check-prefix=CHECK-ARM %s
|
||
|
|
; RUN: llc -mtriple=thumbv6-unknown-linux < %s | FileCheck --check-prefix=CHECK-THUMB1 %s
|
||
|
|
; RUN: llc -mtriple=thumbv7-unknown-linux < %s | FileCheck --check-prefix=CHECK --check-prefix=CHECK-THUMB2 %s
|
||
|
|
|
||
|
|
; CHECK-THUMB1-NOT: sbc
|
||
|
|
|
||
|
|
; CHECK-LABEL: test_slt1:
|
||
|
|
define i32 @test_slt1(i64 %a, i64 %b) {
|
||
|
|
entry:
|
||
|
|
; CHECK-ARM: subs {{[^,]+}}, r0, r2
|
||
|
|
; CHECK-ARM: mov [[TMP:[0-9a-z]+]], #2
|
||
|
|
; CHECK-ARM: sbcs {{[^,]+}}, r1, r3
|
||
|
|
; CHECK-ARM: movwlt [[TMP]], #1
|
||
|
|
; CHECK-ARM: mov r0, [[TMP]]
|
||
|
|
; CHECK-ARM: bx lr
|
||
|
|
; CHECK-THUMB2: subs {{[^,]+}}, r0, r2
|
||
|
|
; CHECK-THUMB2: mov.w [[TMP:[0-9a-z]+]], #2
|
||
|
|
; CHECK-THUMB2: sbcs.w {{[^,]+}}, r1, r3
|
||
|
|
; CHECK-THUMB2: it lt
|
||
|
|
; CHECK-THUMB2: movlt.w [[TMP]], #1
|
||
|
|
; CHECK-THUMB2: mov r0, [[TMP]]
|
||
|
|
; CHECK-THUMB2: bx lr
|
||
|
|
%cmp = icmp slt i64 %a, %b
|
||
|
|
br i1 %cmp, label %bb1, label %bb2
|
||
|
|
bb1:
|
||
|
|
ret i32 1
|
||
|
|
bb2:
|
||
|
|
ret i32 2
|
||
|
|
}
|
||
|
|
|
||
|
|
; CHECK-LABEL: test_slt2:
|
||
|
|
define void @test_slt2(i64 %a, i64 %b) {
|
||
|
|
entry:
|
||
|
|
%cmp = icmp slt i64 %a, %b
|
||
|
|
; CHECK-ARM: subs {{[^,]+}}, r0, r2
|
||
|
|
; CHECK-ARM: sbcs {{[^,]+}}, r1, r3
|
||
|
|
; CHECK-THUMB2: subs {{[^,]+}}, r0, r2
|
||
|
|
; CHECK-THUMB2: sbcs.w {{[^,]+}}, r1, r3
|
||
|
|
; CHECK: bge [[BB2:\.[0-9A-Za-z_]+]]
|
||
|
|
br i1 %cmp, label %bb1, label %bb2
|
||
|
|
bb1:
|
||
|
|
call void @f()
|
||
|
|
ret void
|
||
|
|
bb2:
|
||
|
|
; CHECK: [[BB2]]:
|
||
|
|
; CHECK-NEXT: bl g
|
||
|
|
call void @g()
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
declare void @f()
|
||
|
|
declare void @g()
|