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; RUN: llc -O3 -disable-peephole -mcpu=corei7-avx -mattr=+avx < %s | FileCheck %s
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-unknown"
; Stack reload folding tests - we use the 'big vectors' pattern to guarantee spilling to stack.
;
; Many of these tests are primarily to check memory folding with specific instructions. Using a basic
; load/cvt/store pattern to test for this would mean that it wouldn't be the memory folding code thats
; being tested - the load-execute version of the instruction from the tables would be matched instead.
define void @stack_fold_vmulpd(<64 x double>* %a, <64 x double>* %b, <64 x double>* %c) {
;CHECK: vmulpd {{[0-9]*}}(%rsp), {{%ymm[0-9][0-9]*}}, {{%ymm[0-9][0-9]*}} {{.*#+}} 32-byte Folded Reload
%1 = load <64 x double>* %a
%2 = load <64 x double>* %b
%3 = fadd <64 x double> %1, %2
%4 = fsub <64 x double> %1, %2
%5 = fmul <64 x double> %3, %4
store <64 x double> %5, <64 x double>* %c
ret void
}
define void @stack_fold_cvtdq2ps(<128 x i32>* %a, <128 x i32>* %b, <128 x float>* %c) {
;CHECK: vcvtdq2ps {{[0-9]*}}(%rsp), {{%ymm[0-9][0-9]*}} {{.*#+}} 32-byte Folded Reload
%1 = load <128 x i32>* %a
%2 = load <128 x i32>* %b
%3 = and <128 x i32> %1, %2
%4 = xor <128 x i32> %1, %2
%5 = sitofp <128 x i32> %3 to <128 x float>
%6 = sitofp <128 x i32> %4 to <128 x float>
%7 = fadd <128 x float> %5, %6
store <128 x float> %7, <128 x float>* %c
ret void
}
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