1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=x86_64-apple-darwin -mattr=+crc32 -show-mc-encoding | FileCheck %s 3; RUN: llc < %s -mtriple=x86_64-apple-darwin -mattr=+crc32,+egpr -show-mc-encoding | FileCheck %s --check-prefixes=EGPR 4 5declare i64 @llvm.x86.sse42.crc32.64.8(i64, i8) nounwind 6declare i64 @llvm.x86.sse42.crc32.64.64(i64, i64) nounwind 7 8define i64 @crc32_64_8(i64 %a, i8 %b) nounwind { 9; CHECK-LABEL: crc32_64_8: 10; CHECK: ## %bb.0: 11; CHECK-NEXT: movq %rdi, %rax ## encoding: [0x48,0x89,0xf8] 12; CHECK-NEXT: crc32b %sil, %eax ## encoding: [0xf2,0x40,0x0f,0x38,0xf0,0xc6] 13; CHECK-NEXT: retq ## encoding: [0xc3] 14; 15; EGPR-LABEL: crc32_64_8: 16; EGPR: ## %bb.0: 17; EGPR-NEXT: movq %rdi, %rax ## encoding: [0x48,0x89,0xf8] 18; EGPR-NEXT: crc32b %sil, %eax ## EVEX TO LEGACY Compression encoding: [0xf2,0x40,0x0f,0x38,0xf0,0xc6] 19; EGPR-NEXT: retq ## encoding: [0xc3] 20 %tmp = call i64 @llvm.x86.sse42.crc32.64.8(i64 %a, i8 %b) 21 ret i64 %tmp 22} 23 24define i64 @crc32_64_64(i64 %a, i64 %b) nounwind { 25; CHECK-LABEL: crc32_64_64: 26; CHECK: ## %bb.0: 27; CHECK-NEXT: movq %rdi, %rax ## encoding: [0x48,0x89,0xf8] 28; CHECK-NEXT: crc32q %rsi, %rax ## encoding: [0xf2,0x48,0x0f,0x38,0xf1,0xc6] 29; CHECK-NEXT: retq ## encoding: [0xc3] 30; 31; EGPR-LABEL: crc32_64_64: 32; EGPR: ## %bb.0: 33; EGPR-NEXT: movq %rdi, %rax ## encoding: [0x48,0x89,0xf8] 34; EGPR-NEXT: crc32q %rsi, %rax ## EVEX TO LEGACY Compression encoding: [0xf2,0x48,0x0f,0x38,0xf1,0xc6] 35; EGPR-NEXT: retq ## encoding: [0xc3] 36 %tmp = call i64 @llvm.x86.sse42.crc32.64.64(i64 %a, i64 %b) 37 ret i64 %tmp 38} 39