xref: /llvm-project/llvm/test/CodeGen/X86/adx-intrinsics-upgrade.ll (revision 2f448bf509432c1a19ec46ab8cbc7353c03c6280) 
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7 --show-mc-encoding | FileCheck %s --check-prefix=CHECK
3; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=broadwell --show-mc-encoding | FileCheck %s --check-prefix=CHECK
4
5declare i8 @llvm.x86.addcarryx.u32(i8, i32, i32, ptr)
6
7define i8 @test_addcarryx_u32(i8 %c, i32 %a, i32 %b, ptr %ptr) {
8; CHECK-LABEL: test_addcarryx_u32:
9; CHECK:       ## %bb.0:
10; CHECK-NEXT:    addb $-1, %dil ## encoding: [0x40,0x80,0xc7,0xff]
11; CHECK-NEXT:    adcl %edx, %esi ## encoding: [0x11,0xd6]
12; CHECK-NEXT:    setb %al ## encoding: [0x0f,0x92,0xc0]
13; CHECK-NEXT:    movl %esi, (%rcx) ## encoding: [0x89,0x31]
14; CHECK-NEXT:    retq ## encoding: [0xc3]
15  %ret = tail call i8 @llvm.x86.addcarryx.u32(i8 %c, i32 %a, i32 %b, ptr %ptr)
16  ret i8 %ret;
17}
18
19declare i8 @llvm.x86.addcarryx.u64(i8, i64, i64, ptr)
20
21define i8 @test_addcarryx_u64(i8 %c, i64 %a, i64 %b, ptr %ptr) {
22; CHECK-LABEL: test_addcarryx_u64:
23; CHECK:       ## %bb.0:
24; CHECK-NEXT:    addb $-1, %dil ## encoding: [0x40,0x80,0xc7,0xff]
25; CHECK-NEXT:    adcq %rdx, %rsi ## encoding: [0x48,0x11,0xd6]
26; CHECK-NEXT:    setb %al ## encoding: [0x0f,0x92,0xc0]
27; CHECK-NEXT:    movq %rsi, (%rcx) ## encoding: [0x48,0x89,0x31]
28; CHECK-NEXT:    retq ## encoding: [0xc3]
29  %ret = tail call i8 @llvm.x86.addcarryx.u64(i8 %c, i64 %a, i64 %b, ptr %ptr)
30  ret i8 %ret;
31}
32
33declare i8 @llvm.x86.addcarry.u32(i8, i32, i32, ptr)
34
35define i8 @test_addcarry_u32(i8 %c, i32 %a, i32 %b, ptr %ptr) {
36; CHECK-LABEL: test_addcarry_u32:
37; CHECK:       ## %bb.0:
38; CHECK-NEXT:    addb $-1, %dil ## encoding: [0x40,0x80,0xc7,0xff]
39; CHECK-NEXT:    adcl %edx, %esi ## encoding: [0x11,0xd6]
40; CHECK-NEXT:    setb %al ## encoding: [0x0f,0x92,0xc0]
41; CHECK-NEXT:    movl %esi, (%rcx) ## encoding: [0x89,0x31]
42; CHECK-NEXT:    retq ## encoding: [0xc3]
43  %ret = tail call i8 @llvm.x86.addcarry.u32(i8 %c, i32 %a, i32 %b, ptr %ptr)
44  ret i8 %ret;
45}
46
47declare i8 @llvm.x86.addcarry.u64(i8, i64, i64, ptr)
48
49define i8 @test_addcarry_u64(i8 %c, i64 %a, i64 %b, ptr %ptr) {
50; CHECK-LABEL: test_addcarry_u64:
51; CHECK:       ## %bb.0:
52; CHECK-NEXT:    addb $-1, %dil ## encoding: [0x40,0x80,0xc7,0xff]
53; CHECK-NEXT:    adcq %rdx, %rsi ## encoding: [0x48,0x11,0xd6]
54; CHECK-NEXT:    setb %al ## encoding: [0x0f,0x92,0xc0]
55; CHECK-NEXT:    movq %rsi, (%rcx) ## encoding: [0x48,0x89,0x31]
56; CHECK-NEXT:    retq ## encoding: [0xc3]
57  %ret = tail call i8 @llvm.x86.addcarry.u64(i8 %c, i64 %a, i64 %b, ptr %ptr)
58  ret i8 %ret;
59}
60
61declare i8 @llvm.x86.subborrow.u32(i8, i32, i32, ptr)
62
63define i8 @test_subborrow_u32(i8 %c, i32 %a, i32 %b, ptr %ptr) {
64; CHECK-LABEL: test_subborrow_u32:
65; CHECK:       ## %bb.0:
66; CHECK-NEXT:    addb $-1, %dil ## encoding: [0x40,0x80,0xc7,0xff]
67; CHECK-NEXT:    sbbl %edx, %esi ## encoding: [0x19,0xd6]
68; CHECK-NEXT:    setb %al ## encoding: [0x0f,0x92,0xc0]
69; CHECK-NEXT:    movl %esi, (%rcx) ## encoding: [0x89,0x31]
70; CHECK-NEXT:    retq ## encoding: [0xc3]
71  %ret = tail call i8 @llvm.x86.subborrow.u32(i8 %c, i32 %a, i32 %b, ptr %ptr)
72  ret i8 %ret;
73}
74
75declare i8 @llvm.x86.subborrow.u64(i8, i64, i64, ptr)
76
77define i8 @test_subborrow_u64(i8 %c, i64 %a, i64 %b, ptr %ptr) {
78; CHECK-LABEL: test_subborrow_u64:
79; CHECK:       ## %bb.0:
80; CHECK-NEXT:    addb $-1, %dil ## encoding: [0x40,0x80,0xc7,0xff]
81; CHECK-NEXT:    sbbq %rdx, %rsi ## encoding: [0x48,0x19,0xd6]
82; CHECK-NEXT:    setb %al ## encoding: [0x0f,0x92,0xc0]
83; CHECK-NEXT:    movq %rsi, (%rcx) ## encoding: [0x48,0x89,0x31]
84; CHECK-NEXT:    retq ## encoding: [0xc3]
85  %ret = tail call i8 @llvm.x86.subborrow.u64(i8 %c, i64 %a, i64 %b, ptr %ptr)
86  ret i8 %ret;
87}
88
89; Try a version with loads. Previously we crashed on this.
90define i32 @load_crash(ptr nocapture readonly %a, ptr nocapture readonly %b, ptr %res)  {
91; CHECK-LABEL: load_crash:
92; CHECK:       ## %bb.0:
93; CHECK-NEXT:    movq (%rdi), %rcx ## encoding: [0x48,0x8b,0x0f]
94; CHECK-NEXT:    xorl %eax, %eax ## encoding: [0x31,0xc0]
95; CHECK-NEXT:    addq (%rsi), %rcx ## encoding: [0x48,0x03,0x0e]
96; CHECK-NEXT:    setb %al ## encoding: [0x0f,0x92,0xc0]
97; CHECK-NEXT:    movq %rcx, (%rdx) ## encoding: [0x48,0x89,0x0a]
98; CHECK-NEXT:    retq ## encoding: [0xc3]
99  %1 = load i64, ptr %a, align 8
100  %2 = load i64, ptr %b, align 8
101  %3 = tail call i8 @llvm.x86.addcarryx.u64(i8 0, i64 %1, i64 %2, ptr %res)
102  %conv = zext i8 %3 to i32
103  ret i32 %conv
104}
105
106; Try a really simple all zero input case, which also used to crash
107define void @allzeros() {
108; CHECK-LABEL: allzeros:
109; CHECK:       ## %bb.0: ## %entry
110; CHECK-NEXT:    movq $0, 0 ## encoding: [0x48,0xc7,0x04,0x25,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00]
111; CHECK-NEXT:    retq ## encoding: [0xc3]
112entry:
113  %0 = tail call i8 @llvm.x86.addcarryx.u64(i8 0, i64 0, i64 0, ptr null)
114  ret void
115}
116