1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+avx | FileCheck %s --check-prefix=X32 3; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s --check-prefix=X64 4 5define i1 @mulhioverflow(i64 %a, i64 %b, i64 %c) nounwind { 6; X32-LABEL: mulhioverflow: 7; X32: # BB#0: 8; X32-NEXT: pushl %ebp 9; X32-NEXT: movl %esp, %ebp 10; X32-NEXT: pushl %esi 11; X32-NEXT: andl $-8, %esp 12; X32-NEXT: subl $24, %esp 13; X32-NEXT: movl 24(%ebp), %esi 14; X32-NEXT: movl %esp, %eax 15; X32-NEXT: pushl $0 16; X32-NEXT: pushl $0 17; X32-NEXT: pushl 20(%ebp) 18; X32-NEXT: pushl 16(%ebp) 19; X32-NEXT: pushl $0 20; X32-NEXT: pushl $0 21; X32-NEXT: pushl 12(%ebp) 22; X32-NEXT: pushl 8(%ebp) 23; X32-NEXT: pushl %eax 24; X32-NEXT: calll __multi3 25; X32-NEXT: addl $32, %esp 26; X32-NEXT: movl {{[0-9]+}}(%esp), %eax 27; X32-NEXT: andl $1, %esi 28; X32-NEXT: addl {{[0-9]+}}(%esp), %esi 29; X32-NEXT: adcl $0, %eax 30; X32-NEXT: setb %al 31; X32-NEXT: leal -4(%ebp), %esp 32; X32-NEXT: popl %esi 33; X32-NEXT: popl %ebp 34; X32-NEXT: retl 35; 36; X64-LABEL: mulhioverflow: 37; X64: # BB#0: 38; X64-NEXT: movq %rdx, %rcx 39; X64-NEXT: movq %rdi, %rax 40; X64-NEXT: mulq %rsi 41; X64-NEXT: andl $1, %ecx 42; X64-NEXT: addq %rdx, %rcx 43; X64-NEXT: setb %al 44; X64-NEXT: retq 45 %1 = zext i64 %a to i128 46 %2 = zext i64 %b to i128 47 %3 = mul i128 %1, %2 48 %4 = lshr i128 %3, 64 49 %5 = and i64 %c, 1 50 %6 = zext i64 %5 to i128 51 %7 = add i128 %4, %6 52 %8 = lshr i128 %7, 64 53 %9 = trunc i128 %8 to i1 54 ret i1 %9 55} 56