; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=x86_64-linux -mattr=-bmi | FileCheck %s --check-prefix=CHECK ; RUN: llc < %s -mtriple=x86_64-linux-gnux32 -mattr=-bmi | FileCheck %s --check-prefix=GNUX32 ; LLVM creates virtual registers for values live across blocks ; based on the type of the value. Make sure that the extracts ; here use the GR64_NOREX register class for their result, ; instead of plain GR64. define i64 @foo(i64 %a, i64 %b, i64 %c, i64 %d, i64 %e, i64 %f, i64 %g, i64 %h) { ; CHECK-LABEL: foo: ; CHECK: # %bb.0: ; CHECK-NEXT: pushq %rbp ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: .cfi_offset %rbx, -24 ; CHECK-NEXT: .cfi_offset %rbp, -16 ; CHECK-NEXT: movq %rsi, %rax ; CHECK-NEXT: movq %rdi, %rbx ; CHECK-NEXT: movzbl %bh, %esi ; CHECK-NEXT: movzbl %ah, %eax ; CHECK-NEXT: movq %rax, %r10 ; CHECK-NEXT: movzbl %dh, %edx ; CHECK-NEXT: movzbl %ch, %ebp ; CHECK-NEXT: movq %r8, %rax ; CHECK-NEXT: movzbl %ah, %ecx ; CHECK-NEXT: movq %r9, %rax ; CHECK-NEXT: movzbl %ah, %edi ; CHECK-NEXT: movzbl {{[0-9]+}}(%rsp), %eax ; CHECK-NEXT: movzbl {{[0-9]+}}(%rsp), %ebx ; CHECK-NEXT: addq %r10, %rsi ; CHECK-NEXT: addq %rbp, %rdx ; CHECK-NEXT: addq %rsi, %rdx ; CHECK-NEXT: addq %rdi, %rcx ; CHECK-NEXT: addq %rbx, %rax ; CHECK-NEXT: addq %rcx, %rax ; CHECK-NEXT: addq %rdx, %rax ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: popq %rbp ; CHECK-NEXT: .cfi_def_cfa_offset 8 ; CHECK-NEXT: retq ; ; GNUX32-LABEL: foo: ; GNUX32: # %bb.0: ; GNUX32-NEXT: pushq %rbp ; GNUX32-NEXT: .cfi_def_cfa_offset 16 ; GNUX32-NEXT: pushq %rbx ; GNUX32-NEXT: .cfi_def_cfa_offset 24 ; GNUX32-NEXT: .cfi_offset %rbx, -24 ; GNUX32-NEXT: .cfi_offset %rbp, -16 ; GNUX32-NEXT: movq %rsi, %rax ; GNUX32-NEXT: movq %rdi, %rbx ; GNUX32-NEXT: movzbl %bh, %esi ; GNUX32-NEXT: movzbl %ah, %eax ; GNUX32-NEXT: movq %rax, %r10 ; GNUX32-NEXT: movzbl %dh, %edx ; GNUX32-NEXT: movzbl %ch, %ebp ; GNUX32-NEXT: movq %r8, %rax ; GNUX32-NEXT: movzbl %ah, %ecx ; GNUX32-NEXT: movq %r9, %rax ; GNUX32-NEXT: movzbl %ah, %edi ; GNUX32-NEXT: movzbl {{[0-9]+}}(%esp), %eax ; GNUX32-NEXT: movzbl {{[0-9]+}}(%esp), %ebx ; GNUX32-NEXT: addq %r10, %rsi ; GNUX32-NEXT: addq %rbp, %rdx ; GNUX32-NEXT: addq %rsi, %rdx ; GNUX32-NEXT: addq %rdi, %rcx ; GNUX32-NEXT: addq %rbx, %rax ; GNUX32-NEXT: addq %rcx, %rax ; GNUX32-NEXT: addq %rdx, %rax ; GNUX32-NEXT: popq %rbx ; GNUX32-NEXT: .cfi_def_cfa_offset 16 ; GNUX32-NEXT: popq %rbp ; GNUX32-NEXT: .cfi_def_cfa_offset 8 ; GNUX32-NEXT: retq %sa = lshr i64 %a, 8 %A = and i64 %sa, 255 %sb = lshr i64 %b, 8 %B = and i64 %sb, 255 %sc = lshr i64 %c, 8 %C = and i64 %sc, 255 %sd = lshr i64 %d, 8 %D = and i64 %sd, 255 %se = lshr i64 %e, 8 %E = and i64 %se, 255 %sf = lshr i64 %f, 8 %F = and i64 %sf, 255 %sg = lshr i64 %g, 8 %G = and i64 %sg, 255 %sh = lshr i64 %h, 8 %H = and i64 %sh, 255 br label %next next: %u = add i64 %A, %B %v = add i64 %C, %D %w = add i64 %E, %F %x = add i64 %G, %H %y = add i64 %u, %v %z = add i64 %w, %x %t = add i64 %y, %z ret i64 %t }