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; 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()
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