Files
clang-p2996/llvm/test/CodeGen/X86/pmulh.ll
Craig Topper 18e8d02e8c [X86] Pass v32i16/v64i8 in zmm registers on KNL target.
gcc and icc pass these types in zmm registers in zmm registers.

This patch implements a quick hack to override the register
type before calling convention handling to one that is legal.
Longer term we might want to do something similar to 256-bit
integer registers on AVX1 where we just split all the operations.

Fixes PR42957

Differential Revision: https://reviews.llvm.org/D66708

llvm-svn: 370495
2019-08-30 17:35:08 +00:00

291 lines
11 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=SSE --check-prefix=SSE2 --check-prefix=SSE2-PROMOTE
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse4.1 | FileCheck %s --check-prefix=SSE --check-prefix=SSE41 --check-prefix=SSE41-PROMOTE
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX --check-prefix=AVX2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f | FileCheck %s --check-prefix=AVX --check-prefix=AVX512 --check-prefix=AVX512F
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512bw | FileCheck %s --check-prefix=AVX --check-prefix=AVX512 --check-prefix=AVX512BW
define <4 x i16> @mulhuw_v4i16(<4 x i16> %a, <4 x i16> %b) {
; SSE-LABEL: mulhuw_v4i16:
; SSE: # %bb.0:
; SSE-NEXT: pmulhuw %xmm1, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: mulhuw_v4i16:
; AVX: # %bb.0:
; AVX-NEXT: vpmulhuw %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%a1 = zext <4 x i16> %a to <4 x i32>
%b1 = zext <4 x i16> %b to <4 x i32>
%c = mul <4 x i32> %a1, %b1
%d = lshr <4 x i32> %c, <i32 16, i32 16, i32 16, i32 16>
%e = trunc <4 x i32> %d to <4 x i16>
ret <4 x i16> %e
}
define <4 x i16> @mulhw_v4i16(<4 x i16> %a, <4 x i16> %b) {
; SSE-LABEL: mulhw_v4i16:
; SSE: # %bb.0:
; SSE-NEXT: pmulhw %xmm1, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: mulhw_v4i16:
; AVX: # %bb.0:
; AVX-NEXT: vpmulhw %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%a1 = sext <4 x i16> %a to <4 x i32>
%b1 = sext <4 x i16> %b to <4 x i32>
%c = mul <4 x i32> %a1, %b1
%d = lshr <4 x i32> %c, <i32 16, i32 16, i32 16, i32 16>
%e = trunc <4 x i32> %d to <4 x i16>
ret <4 x i16> %e
}
define <8 x i16> @mulhuw_v8i16(<8 x i16> %a, <8 x i16> %b) {
; SSE-LABEL: mulhuw_v8i16:
; SSE: # %bb.0:
; SSE-NEXT: pmulhuw %xmm1, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: mulhuw_v8i16:
; AVX: # %bb.0:
; AVX-NEXT: vpmulhuw %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%a1 = zext <8 x i16> %a to <8 x i32>
%b1 = zext <8 x i16> %b to <8 x i32>
%c = mul <8 x i32> %a1, %b1
%d = lshr <8 x i32> %c, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
%e = trunc <8 x i32> %d to <8 x i16>
ret <8 x i16> %e
}
define <8 x i16> @mulhw_v8i16(<8 x i16> %a, <8 x i16> %b) {
; SSE-LABEL: mulhw_v8i16:
; SSE: # %bb.0:
; SSE-NEXT: pmulhw %xmm1, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: mulhw_v8i16:
; AVX: # %bb.0:
; AVX-NEXT: vpmulhw %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%a1 = sext <8 x i16> %a to <8 x i32>
%b1 = sext <8 x i16> %b to <8 x i32>
%c = mul <8 x i32> %a1, %b1
%d = lshr <8 x i32> %c, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
%e = trunc <8 x i32> %d to <8 x i16>
ret <8 x i16> %e
}
define <16 x i16> @mulhuw_v16i16(<16 x i16> %a, <16 x i16> %b) {
; SSE-LABEL: mulhuw_v16i16:
; SSE: # %bb.0:
; SSE-NEXT: pmulhuw %xmm2, %xmm0
; SSE-NEXT: pmulhuw %xmm3, %xmm1
; SSE-NEXT: retq
;
; AVX-LABEL: mulhuw_v16i16:
; AVX: # %bb.0:
; AVX-NEXT: vpmulhuw %ymm1, %ymm0, %ymm0
; AVX-NEXT: retq
%a1 = zext <16 x i16> %a to <16 x i32>
%b1 = zext <16 x i16> %b to <16 x i32>
%c = mul <16 x i32> %a1, %b1
%d = lshr <16 x i32> %c, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
%e = trunc <16 x i32> %d to <16 x i16>
ret <16 x i16> %e
}
define <16 x i16> @mulhw_v16i16(<16 x i16> %a, <16 x i16> %b) {
; SSE-LABEL: mulhw_v16i16:
; SSE: # %bb.0:
; SSE-NEXT: pmulhw %xmm2, %xmm0
; SSE-NEXT: pmulhw %xmm3, %xmm1
; SSE-NEXT: retq
;
; AVX-LABEL: mulhw_v16i16:
; AVX: # %bb.0:
; AVX-NEXT: vpmulhw %ymm1, %ymm0, %ymm0
; AVX-NEXT: retq
%a1 = sext <16 x i16> %a to <16 x i32>
%b1 = sext <16 x i16> %b to <16 x i32>
%c = mul <16 x i32> %a1, %b1
%d = lshr <16 x i32> %c, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
%e = trunc <16 x i32> %d to <16 x i16>
ret <16 x i16> %e
}
define <32 x i16> @mulhuw_v32i16(<32 x i16> %a, <32 x i16> %b) {
; SSE-LABEL: mulhuw_v32i16:
; SSE: # %bb.0:
; SSE-NEXT: pmulhuw %xmm4, %xmm0
; SSE-NEXT: pmulhuw %xmm5, %xmm1
; SSE-NEXT: pmulhuw %xmm6, %xmm2
; SSE-NEXT: pmulhuw %xmm7, %xmm3
; SSE-NEXT: retq
;
; AVX2-LABEL: mulhuw_v32i16:
; AVX2: # %bb.0:
; AVX2-NEXT: vpmulhuw %ymm2, %ymm0, %ymm0
; AVX2-NEXT: vpmulhuw %ymm3, %ymm1, %ymm1
; AVX2-NEXT: retq
;
; AVX512F-LABEL: mulhuw_v32i16:
; AVX512F: # %bb.0:
; AVX512F-NEXT: vextracti64x4 $1, %zmm1, %ymm2
; AVX512F-NEXT: vextracti64x4 $1, %zmm0, %ymm3
; AVX512F-NEXT: vpmulhuw %ymm2, %ymm3, %ymm2
; AVX512F-NEXT: vpmulhuw %ymm1, %ymm0, %ymm0
; AVX512F-NEXT: vinserti64x4 $1, %ymm2, %zmm0, %zmm0
; AVX512F-NEXT: retq
;
; AVX512BW-LABEL: mulhuw_v32i16:
; AVX512BW: # %bb.0:
; AVX512BW-NEXT: vpmulhuw %zmm1, %zmm0, %zmm0
; AVX512BW-NEXT: retq
%a1 = zext <32 x i16> %a to <32 x i32>
%b1 = zext <32 x i16> %b to <32 x i32>
%c = mul <32 x i32> %a1, %b1
%d = lshr <32 x i32> %c, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
%e = trunc <32 x i32> %d to <32 x i16>
ret <32 x i16> %e
}
define <32 x i16> @mulhw_v32i16(<32 x i16> %a, <32 x i16> %b) {
; SSE-LABEL: mulhw_v32i16:
; SSE: # %bb.0:
; SSE-NEXT: pmulhw %xmm4, %xmm0
; SSE-NEXT: pmulhw %xmm5, %xmm1
; SSE-NEXT: pmulhw %xmm6, %xmm2
; SSE-NEXT: pmulhw %xmm7, %xmm3
; SSE-NEXT: retq
;
; AVX2-LABEL: mulhw_v32i16:
; AVX2: # %bb.0:
; AVX2-NEXT: vpmulhw %ymm2, %ymm0, %ymm0
; AVX2-NEXT: vpmulhw %ymm3, %ymm1, %ymm1
; AVX2-NEXT: retq
;
; AVX512F-LABEL: mulhw_v32i16:
; AVX512F: # %bb.0:
; AVX512F-NEXT: vextracti64x4 $1, %zmm1, %ymm2
; AVX512F-NEXT: vextracti64x4 $1, %zmm0, %ymm3
; AVX512F-NEXT: vpmulhw %ymm2, %ymm3, %ymm2
; AVX512F-NEXT: vpmulhw %ymm1, %ymm0, %ymm0
; AVX512F-NEXT: vinserti64x4 $1, %ymm2, %zmm0, %zmm0
; AVX512F-NEXT: retq
;
; AVX512BW-LABEL: mulhw_v32i16:
; AVX512BW: # %bb.0:
; AVX512BW-NEXT: vpmulhw %zmm1, %zmm0, %zmm0
; AVX512BW-NEXT: retq
%a1 = sext <32 x i16> %a to <32 x i32>
%b1 = sext <32 x i16> %b to <32 x i32>
%c = mul <32 x i32> %a1, %b1
%d = lshr <32 x i32> %c, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
%e = trunc <32 x i32> %d to <32 x i16>
ret <32 x i16> %e
}
define <64 x i16> @mulhuw_v64i16(<64 x i16> %a, <64 x i16> %b) {
; SSE-LABEL: mulhuw_v64i16:
; SSE: # %bb.0:
; SSE-NEXT: movq %rdi, %rax
; SSE-NEXT: pmulhuw {{[0-9]+}}(%rsp), %xmm0
; SSE-NEXT: pmulhuw {{[0-9]+}}(%rsp), %xmm1
; SSE-NEXT: pmulhuw {{[0-9]+}}(%rsp), %xmm2
; SSE-NEXT: pmulhuw {{[0-9]+}}(%rsp), %xmm3
; SSE-NEXT: pmulhuw {{[0-9]+}}(%rsp), %xmm4
; SSE-NEXT: pmulhuw {{[0-9]+}}(%rsp), %xmm5
; SSE-NEXT: pmulhuw {{[0-9]+}}(%rsp), %xmm6
; SSE-NEXT: pmulhuw {{[0-9]+}}(%rsp), %xmm7
; SSE-NEXT: movdqa %xmm7, 112(%rdi)
; SSE-NEXT: movdqa %xmm6, 96(%rdi)
; SSE-NEXT: movdqa %xmm5, 80(%rdi)
; SSE-NEXT: movdqa %xmm4, 64(%rdi)
; SSE-NEXT: movdqa %xmm3, 48(%rdi)
; SSE-NEXT: movdqa %xmm2, 32(%rdi)
; SSE-NEXT: movdqa %xmm1, 16(%rdi)
; SSE-NEXT: movdqa %xmm0, (%rdi)
; SSE-NEXT: retq
;
; AVX2-LABEL: mulhuw_v64i16:
; AVX2: # %bb.0:
; AVX2-NEXT: vpmulhuw %ymm4, %ymm0, %ymm0
; AVX2-NEXT: vpmulhuw %ymm5, %ymm1, %ymm1
; AVX2-NEXT: vpmulhuw %ymm6, %ymm2, %ymm2
; AVX2-NEXT: vpmulhuw %ymm7, %ymm3, %ymm3
; AVX2-NEXT: retq
;
; AVX512F-LABEL: mulhuw_v64i16:
; AVX512F: # %bb.0:
; AVX512F-NEXT: vpmulhuw %ymm4, %ymm0, %ymm0
; AVX512F-NEXT: vpmulhuw %ymm5, %ymm1, %ymm1
; AVX512F-NEXT: vpmulhuw %ymm6, %ymm2, %ymm2
; AVX512F-NEXT: vpmulhuw %ymm7, %ymm3, %ymm3
; AVX512F-NEXT: retq
;
; AVX512BW-LABEL: mulhuw_v64i16:
; AVX512BW: # %bb.0:
; AVX512BW-NEXT: vpmulhuw %zmm2, %zmm0, %zmm0
; AVX512BW-NEXT: vpmulhuw %zmm3, %zmm1, %zmm1
; AVX512BW-NEXT: retq
%a1 = zext <64 x i16> %a to <64 x i32>
%b1 = zext <64 x i16> %b to <64 x i32>
%c = mul <64 x i32> %a1, %b1
%d = lshr <64 x i32> %c, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
%e = trunc <64 x i32> %d to <64 x i16>
ret <64 x i16> %e
}
define <64 x i16> @mulhw_v64i16(<64 x i16> %a, <64 x i16> %b) {
; SSE-LABEL: mulhw_v64i16:
; SSE: # %bb.0:
; SSE-NEXT: movq %rdi, %rax
; SSE-NEXT: pmulhw {{[0-9]+}}(%rsp), %xmm0
; SSE-NEXT: pmulhw {{[0-9]+}}(%rsp), %xmm1
; SSE-NEXT: pmulhw {{[0-9]+}}(%rsp), %xmm2
; SSE-NEXT: pmulhw {{[0-9]+}}(%rsp), %xmm3
; SSE-NEXT: pmulhw {{[0-9]+}}(%rsp), %xmm4
; SSE-NEXT: pmulhw {{[0-9]+}}(%rsp), %xmm5
; SSE-NEXT: pmulhw {{[0-9]+}}(%rsp), %xmm6
; SSE-NEXT: pmulhw {{[0-9]+}}(%rsp), %xmm7
; SSE-NEXT: movdqa %xmm7, 112(%rdi)
; SSE-NEXT: movdqa %xmm6, 96(%rdi)
; SSE-NEXT: movdqa %xmm5, 80(%rdi)
; SSE-NEXT: movdqa %xmm4, 64(%rdi)
; SSE-NEXT: movdqa %xmm3, 48(%rdi)
; SSE-NEXT: movdqa %xmm2, 32(%rdi)
; SSE-NEXT: movdqa %xmm1, 16(%rdi)
; SSE-NEXT: movdqa %xmm0, (%rdi)
; SSE-NEXT: retq
;
; AVX2-LABEL: mulhw_v64i16:
; AVX2: # %bb.0:
; AVX2-NEXT: vpmulhw %ymm4, %ymm0, %ymm0
; AVX2-NEXT: vpmulhw %ymm5, %ymm1, %ymm1
; AVX2-NEXT: vpmulhw %ymm6, %ymm2, %ymm2
; AVX2-NEXT: vpmulhw %ymm7, %ymm3, %ymm3
; AVX2-NEXT: retq
;
; AVX512F-LABEL: mulhw_v64i16:
; AVX512F: # %bb.0:
; AVX512F-NEXT: vpmulhw %ymm4, %ymm0, %ymm0
; AVX512F-NEXT: vpmulhw %ymm5, %ymm1, %ymm1
; AVX512F-NEXT: vpmulhw %ymm6, %ymm2, %ymm2
; AVX512F-NEXT: vpmulhw %ymm7, %ymm3, %ymm3
; AVX512F-NEXT: retq
;
; AVX512BW-LABEL: mulhw_v64i16:
; AVX512BW: # %bb.0:
; AVX512BW-NEXT: vpmulhw %zmm2, %zmm0, %zmm0
; AVX512BW-NEXT: vpmulhw %zmm3, %zmm1, %zmm1
; AVX512BW-NEXT: retq
%a1 = sext <64 x i16> %a to <64 x i32>
%b1 = sext <64 x i16> %b to <64 x i32>
%c = mul <64 x i32> %a1, %b1
%d = lshr <64 x i32> %c, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
%e = trunc <64 x i32> %d to <64 x i16>
ret <64 x i16> %e
}