1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc < %s -fast-isel -fast-isel-abort=3 -mtriple=x86_64-unknown-unknown -mattr=-sse4.2,+crc32 --show-mc-encoding | FileCheck %s
3 ; RUN: llc < %s -fast-isel -fast-isel-abort=3 -mtriple=x86_64-unknown-unknown -mattr=+crc32 --show-mc-encoding | FileCheck %s
4 ; RUN: llc < %s -fast-isel -fast-isel-abort=3 -mtriple=x86_64-unknown-unknown -mattr=+crc32,+egpr --show-mc-encoding | FileCheck %s -check-prefix=EGPR
6 ; NOTE: This should use IR equivalent to what is generated by clang/test/CodeGen/sse42-builtins.c
8 ; Note: %a1 is i32 as FastISel can't handle i8/i16 arguments.
9 define i64 @test_mm_crc64_u8(i64 %a0, i32 %a1) nounwind{
10 ; CHECK-LABEL: test_mm_crc64_u8:
12 ; CHECK-NEXT: crc32b %sil, %edi # encoding: [0xf2,0x40,0x0f,0x38,0xf0,0xfe]
13 ; CHECK-NEXT: movl %edi, %eax # encoding: [0x89,0xf8]
14 ; CHECK-NEXT: retq # encoding: [0xc3]
16 ; EGPR-LABEL: test_mm_crc64_u8:
18 ; EGPR-NEXT: crc32b %sil, %edi # EVEX TO LEGACY Compression encoding: [0xf2,0x40,0x0f,0x38,0xf0,0xfe]
19 ; EGPR-NEXT: movl %edi, %eax # encoding: [0x89,0xf8]
20 ; EGPR-NEXT: retq # encoding: [0xc3]
21 %trunc = trunc i32 %a1 to i8
22 %res = call i64 @llvm.x86.sse42.crc32.64.8(i64 %a0, i8 %trunc)
25 declare i64 @llvm.x86.sse42.crc32.64.8(i64, i8) nounwind readnone
27 define i64 @test_mm_crc64_u64(i64 %a0, i64 %a1) nounwind{
28 ; CHECK-LABEL: test_mm_crc64_u64:
30 ; CHECK-NEXT: movq %rdi, %rax # encoding: [0x48,0x89,0xf8]
31 ; CHECK-NEXT: crc32q %rsi, %rax # encoding: [0xf2,0x48,0x0f,0x38,0xf1,0xc6]
32 ; CHECK-NEXT: retq # encoding: [0xc3]
34 ; EGPR-LABEL: test_mm_crc64_u64:
36 ; EGPR-NEXT: movq %rdi, %rax # encoding: [0x48,0x89,0xf8]
37 ; EGPR-NEXT: crc32q %rsi, %rax # EVEX TO LEGACY Compression encoding: [0xf2,0x48,0x0f,0x38,0xf1,0xc6]
38 ; EGPR-NEXT: retq # encoding: [0xc3]
39 %res = call i64 @llvm.x86.sse42.crc32.64.64(i64 %a0, i64 %a1)
42 declare i64 @llvm.x86.sse42.crc32.64.64(i64, i64) nounwind readnone