diff options
Diffstat (limited to 'llvm/test/CodeGen/X86/mul-constant-i64.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/mul-constant-i64.ll | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/llvm/test/CodeGen/X86/mul-constant-i64.ll b/llvm/test/CodeGen/X86/mul-constant-i64.ll index cdbda9133ee..d7d962c785a 100644 --- a/llvm/test/CodeGen/X86/mul-constant-i64.ll +++ b/llvm/test/CodeGen/X86/mul-constant-i64.ll @@ -967,9 +967,8 @@ define i64 @test_mul_by_19(i64 %x) { ; X86-LABEL: test_mul_by_19: ; X86: # %bb.0: ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax -; X86-NEXT: leal (%eax,%eax,4), %ecx -; X86-NEXT: shll $2, %ecx -; X86-NEXT: subl %eax, %ecx +; X86-NEXT: leal (%eax,%eax,8), %ecx +; X86-NEXT: leal (%eax,%ecx,2), %ecx ; X86-NEXT: movl $19, %eax ; X86-NEXT: mull {{[0-9]+}}(%esp) ; X86-NEXT: addl %ecx, %edx @@ -977,16 +976,14 @@ define i64 @test_mul_by_19(i64 %x) { ; ; X64-HSW-LABEL: test_mul_by_19: ; X64-HSW: # %bb.0: -; X64-HSW-NEXT: leaq (%rdi,%rdi,4), %rax # sched: [1:0.50] -; X64-HSW-NEXT: shlq $2, %rax # sched: [1:0.50] -; X64-HSW-NEXT: subq %rdi, %rax # sched: [1:0.25] +; X64-HSW-NEXT: leaq (%rdi,%rdi,8), %rax # sched: [1:0.50] +; X64-HSW-NEXT: leaq (%rdi,%rax,2), %rax # sched: [1:0.50] ; X64-HSW-NEXT: retq # sched: [7:1.00] ; ; X64-JAG-LABEL: test_mul_by_19: ; X64-JAG: # %bb.0: -; X64-JAG-NEXT: leaq (%rdi,%rdi,4), %rax # sched: [2:1.00] -; X64-JAG-NEXT: shlq $2, %rax # sched: [1:0.50] -; X64-JAG-NEXT: subq %rdi, %rax # sched: [1:0.50] +; X64-JAG-NEXT: leaq (%rdi,%rdi,8), %rax # sched: [2:1.00] +; X64-JAG-NEXT: leaq (%rdi,%rax,2), %rax # sched: [2:1.00] ; X64-JAG-NEXT: retq # sched: [4:1.00] ; ; X86-NOOPT-LABEL: test_mul_by_19: |
