109 lines
2.7 KiB
LLVM
109 lines
2.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
|
; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s
|
|
|
|
@.str1 = private constant [4 x i8] c"\00\00\00\00", align 1
|
|
@.str2 = private constant [4 x i8] c"\ff\ff\ff\ff", align 1
|
|
|
|
declare i32 @memcmp(ptr, ptr, i64)
|
|
|
|
define i32 @length4_same() nounwind {
|
|
; CHECK-LABEL: length4_same:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: xorl %eax, %eax
|
|
; CHECK-NEXT: retq
|
|
%m = tail call i32 @memcmp(ptr @.str1, ptr @.str1, i64 4) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length4_same_lt() nounwind {
|
|
; CHECK-LABEL: length4_same_lt:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: xorl %eax, %eax
|
|
; CHECK-NEXT: retq
|
|
%m = tail call i32 @memcmp(ptr @.str1, ptr @.str1, i64 4) nounwind
|
|
%c = icmp slt i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length4_same_gt() nounwind {
|
|
; CHECK-LABEL: length4_same_gt:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: xorl %eax, %eax
|
|
; CHECK-NEXT: retq
|
|
%m = tail call i32 @memcmp(ptr @.str1, ptr @.str1, i64 4) nounwind
|
|
%c = icmp sgt i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length4_same_le() nounwind {
|
|
; CHECK-LABEL: length4_same_le:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: movb $1, %al
|
|
; CHECK-NEXT: retq
|
|
%m = tail call i32 @memcmp(ptr @.str1, ptr @.str1, i64 4) nounwind
|
|
%c = icmp sle i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length4_same_ge() nounwind {
|
|
; CHECK-LABEL: length4_same_ge:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: movb $1, %al
|
|
; CHECK-NEXT: retq
|
|
%m = tail call i32 @memcmp(ptr @.str1, ptr @.str1, i64 4) nounwind
|
|
%c = icmp sge i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
|
|
define i32 @length4() nounwind {
|
|
; CHECK-LABEL: length4:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: movl $-1, %eax
|
|
; CHECK-NEXT: retq
|
|
%m = tail call i32 @memcmp(ptr @.str1, ptr @.str2, i64 4) nounwind
|
|
ret i32 %m
|
|
}
|
|
|
|
define i1 @length4_lt() nounwind {
|
|
; CHECK-LABEL: length4_lt:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: movb $1, %al
|
|
; CHECK-NEXT: retq
|
|
%m = tail call i32 @memcmp(ptr @.str1, ptr @.str2, i64 4) nounwind
|
|
%c = icmp slt i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length4_gt() nounwind {
|
|
; CHECK-LABEL: length4_gt:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: xorl %eax, %eax
|
|
; CHECK-NEXT: retq
|
|
%m = tail call i32 @memcmp(ptr @.str1, ptr @.str2, i64 4) nounwind
|
|
%c = icmp sgt i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length4_le() nounwind {
|
|
; CHECK-LABEL: length4_le:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: movb $1, %al
|
|
; CHECK-NEXT: retq
|
|
%m = tail call i32 @memcmp(ptr @.str1, ptr @.str2, i64 4) nounwind
|
|
%c = icmp sle i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
define i1 @length4_ge() nounwind {
|
|
; CHECK-LABEL: length4_ge:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: xorl %eax, %eax
|
|
; CHECK-NEXT: retq
|
|
%m = tail call i32 @memcmp(ptr @.str1, ptr @.str2, i64 4) nounwind
|
|
%c = icmp sge i32 %m, 0
|
|
ret i1 %c
|
|
}
|
|
|
|
|