llvm-project/llvm/test/CodeGen/Thumb/ispositive.ll

21 lines
445 B
LLVM

; RUN: llc -mtriple=thumb-eabi %s -o - | FileCheck %s
define i32 @test1(i32 %X) {
entry:
; CHECK-LABEL: test1:
; CHECK: lsrs r0, r0, #31
icmp slt i32 %X, 0 ; <i1>:0 [#uses=1]
zext i1 %0 to i32 ; <i32>:1 [#uses=1]
ret i32 %1
}
define i32 @test2(i32 %X) {
entry:
; CHECK-LABEL: test2:
; CHECK: lsls r1, r1, #31
; CHECK-NEXT: adds
%tmp1 = sub i32 %X, 2147483648
ret i32 %tmp1
}