| ; RUN: llc -mtriple=x86_64-linux -mcpu=nehalem < %s | FileCheck %s |
| ; RUN: llc -mtriple=x86_64-win32 -mcpu=nehalem < %s | FileCheck %s |
| ; rdar://7398554 |
| |
| ; When doing vector gather-scatter index calculation with 32-bit indices, |
| ; bounce the vector off of cache rather than shuffling each individual |
| ; element out of the index vector. |
| |
| ; CHECK: andps ([[H:%rdx|%r8]]), %xmm0 |
| ; CHECK: movaps %xmm0, {{(-24)?}}(%rsp) |
| ; CHECK: movslq {{(-24)?}}(%rsp), %rax |
| ; CHECK: movsd ([[P:%rdi|%rcx]],%rax,8), %xmm0 |
| ; CHECK: movslq {{-20|4}}(%rsp), %rax |
| ; CHECK: movhpd ([[P]],%rax,8), %xmm0 |
| ; CHECK: movslq {{-16|8}}(%rsp), %rax |
| ; CHECK: movsd ([[P]],%rax,8), %xmm1 |
| ; CHECK: movslq {{-12|12}}(%rsp), %rax |
| ; CHECK: movhpd ([[P]],%rax,8), %xmm1 |
| |
| define <4 x double> @foo(double* %p, <4 x i32>* %i, <4 x i32>* %h) nounwind { |
| %a = load <4 x i32>* %i |
| %b = load <4 x i32>* %h |
| %j = and <4 x i32> %a, %b |
| %d0 = extractelement <4 x i32> %j, i32 0 |
| %d1 = extractelement <4 x i32> %j, i32 1 |
| %d2 = extractelement <4 x i32> %j, i32 2 |
| %d3 = extractelement <4 x i32> %j, i32 3 |
| %q0 = getelementptr double* %p, i32 %d0 |
| %q1 = getelementptr double* %p, i32 %d1 |
| %q2 = getelementptr double* %p, i32 %d2 |
| %q3 = getelementptr double* %p, i32 %d3 |
| %r0 = load double* %q0 |
| %r1 = load double* %q1 |
| %r2 = load double* %q2 |
| %r3 = load double* %q3 |
| %v0 = insertelement <4 x double> undef, double %r0, i32 0 |
| %v1 = insertelement <4 x double> %v0, double %r1, i32 1 |
| %v2 = insertelement <4 x double> %v1, double %r2, i32 2 |
| %v3 = insertelement <4 x double> %v2, double %r3, i32 3 |
| ret <4 x double> %v3 |
| } |