forked from OSchip/llvm-project
81 lines
2.1 KiB
LLVM
81 lines
2.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
|
; RUN: llc < %s -mtriple=i386-unknown-unknown | FileCheck %s
|
|
|
|
define i32 @test1(i32 %X) {
|
|
; CHECK-LABEL: test1:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; CHECK-NEXT: movl $-2139062143, %edx # imm = 0x80808081
|
|
; CHECK-NEXT: movl %ecx, %eax
|
|
; CHECK-NEXT: imull %edx
|
|
; CHECK-NEXT: addl %ecx, %edx
|
|
; CHECK-NEXT: movl %edx, %eax
|
|
; CHECK-NEXT: shrl $31, %eax
|
|
; CHECK-NEXT: sarl $7, %edx
|
|
; CHECK-NEXT: addl %eax, %edx
|
|
; CHECK-NEXT: movl %edx, %eax
|
|
; CHECK-NEXT: shll $8, %eax
|
|
; CHECK-NEXT: subl %eax, %edx
|
|
; CHECK-NEXT: addl %edx, %ecx
|
|
; CHECK-NEXT: movl %ecx, %eax
|
|
; CHECK-NEXT: retl
|
|
%tmp1 = srem i32 %X, 255
|
|
ret i32 %tmp1
|
|
}
|
|
|
|
define i32 @test2(i32 %X) {
|
|
; CHECK-LABEL: test2:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; CHECK-NEXT: movl %eax, %ecx
|
|
; CHECK-NEXT: sarl $31, %ecx
|
|
; CHECK-NEXT: shrl $24, %ecx
|
|
; CHECK-NEXT: addl %eax, %ecx
|
|
; CHECK-NEXT: andl $-256, %ecx
|
|
; CHECK-NEXT: subl %ecx, %eax
|
|
; CHECK-NEXT: retl
|
|
%tmp1 = srem i32 %X, 256
|
|
ret i32 %tmp1
|
|
}
|
|
|
|
define i32 @test3(i32 %X) {
|
|
; CHECK-LABEL: test3:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; CHECK-NEXT: movl $-2139062143, %edx # imm = 0x80808081
|
|
; CHECK-NEXT: movl %ecx, %eax
|
|
; CHECK-NEXT: mull %edx
|
|
; CHECK-NEXT: shrl $7, %edx
|
|
; CHECK-NEXT: movl %edx, %eax
|
|
; CHECK-NEXT: shll $8, %eax
|
|
; CHECK-NEXT: subl %eax, %edx
|
|
; CHECK-NEXT: addl %edx, %ecx
|
|
; CHECK-NEXT: movl %ecx, %eax
|
|
; CHECK-NEXT: retl
|
|
%tmp1 = urem i32 %X, 255
|
|
ret i32 %tmp1
|
|
}
|
|
|
|
define i32 @test4(i32 %X) {
|
|
; CHECK-LABEL: test4:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: movzbl {{[0-9]+}}(%esp), %eax
|
|
; CHECK-NEXT: retl
|
|
%tmp1 = urem i32 %X, 256
|
|
ret i32 %tmp1
|
|
}
|
|
|
|
define i32 @test5(i32 %X) nounwind readnone {
|
|
; CHECK-LABEL: test5:
|
|
; CHECK: # %bb.0: # %entry
|
|
; CHECK-NEXT: movl $41, %eax
|
|
; CHECK-NEXT: xorl %edx, %edx
|
|
; CHECK-NEXT: idivl {{[0-9]+}}(%esp)
|
|
; CHECK-NEXT: movl %edx, %eax
|
|
; CHECK-NEXT: retl
|
|
entry:
|
|
%0 = srem i32 41, %X
|
|
ret i32 %0
|
|
}
|
|
|