> >This patch extend the expanders for cond_op to support vector HF modes.
> >bootstraped and regtested on x86_64-pc-linux-gnu{-m32,}.
> Do runtime tests passe on sde{-m32,}?
Yes, forgot to mention this.
Liu, Hongtao via Gcc-patches <gcc-patches@gcc.gnu.org> 于2021年9月23日周四 下午5:31写道：
>
>
>
> >-----Original Message-----
> >From: Wang, Hongyu <hongyu.w...@intel.com>
> >Sent: Thursday, September 23, 2021 5:16 PM
> >To: Liu, Hongtao <hongtao....@intel.com>
> >Cc: gcc-patches@gcc.gnu.org
> >Subject: [PATCH] AVX512FP16: Support cond_op for HFmode
> >
> >Hi,
> >
> >This patch extend the expanders for cond_op to support vector HF modes.
> >bootstraped and regtested on x86_64-pc-linux-gnu{-m32,}.
> Do runtime tests passe on sde{-m32,}?
> >Ok for master?
> >
> >gcc/ChangeLog:
> >
> > * config/i386/sse.md (cond_<insn><mode>): Extend to support
> > vector HFmodes.
> > (cond_mul<mode>): Likewise.
> > (cond_div<mode>): Likewise.
> > (cond_<code><mode>): Likewise.
> > (cond_fma<mode>): Likewise.
> > (cond_fms<mode>): Likewise.
> > (cond_fnma<mode>): Likewise.
> > (cond_fnms<mode>): Likewise.
> >
> >gcc/testsuite/ChangeLog:
> >
> > * gcc.target/i386/cond_op_addsubmuldiv__Float16-1.c: New test.
> > * gcc.target/i386/cond_op_addsubmuldiv__Float16-2.c: Ditto.
> > * gcc.target/i386/cond_op_fma__Float16-1.c: Ditto.
> > * gcc.target/i386/cond_op_fma__Float16-2.c: Ditto.
> > * gcc.target/i386/cond_op_maxmin__Float16-1.c: Ditto.
> > * gcc.target/i386/cond_op_maxmin__Float16-2.c: Ditto.
> >---
> > gcc/config/i386/sse.md | 112 +++++++++---------
> > .../i386/cond_op_addsubmuldiv__Float16-1.c | 9 ++
> > .../i386/cond_op_addsubmuldiv__Float16-2.c | 7 ++
> > .../gcc.target/i386/cond_op_fma__Float16-1.c | 20 ++++
> > .../gcc.target/i386/cond_op_fma__Float16-2.c | 7 ++
> > .../i386/cond_op_maxmin__Float16-1.c | 8 ++
> > .../i386/cond_op_maxmin__Float16-2.c | 6 +
> > 7 files changed, 113 insertions(+), 56 deletions(-) create mode 100644
> >gcc/testsuite/gcc.target/i386/cond_op_addsubmuldiv__Float16-1.c
> > create mode 100644
> >gcc/testsuite/gcc.target/i386/cond_op_addsubmuldiv__Float16-2.c
> > create mode 100644 gcc/testsuite/gcc.target/i386/cond_op_fma__Float16-1.c
> > create mode 100644 gcc/testsuite/gcc.target/i386/cond_op_fma__Float16-2.c
> > create mode 100644
> >gcc/testsuite/gcc.target/i386/cond_op_maxmin__Float16-1.c
> > create mode 100644
> >gcc/testsuite/gcc.target/i386/cond_op_maxmin__Float16-2.c
> >
> >diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md index
> >1ca95984afc..c2eeb7b1517 100644
> >--- a/gcc/config/i386/sse.md
> >+++ b/gcc/config/i386/sse.md
> >@@ -2118,12 +2118,12 @@
> > [(set_attr "isa" "noavx,noavx,avx,avx")])
> >
> > (define_expand "cond_<insn><mode>"
> >- [(set (match_operand:VF 0 "register_operand")
> >- (vec_merge:VF
> >- (plusminus:VF
> >- (match_operand:VF 2 "vector_operand")
> >- (match_operand:VF 3 "vector_operand"))
> >- (match_operand:VF 4 "nonimm_or_0_operand")
> >+ [(set (match_operand:VFH 0 "register_operand")
> >+ (vec_merge:VFH
> >+ (plusminus:VFH
> >+ (match_operand:VFH 2 "vector_operand")
> >+ (match_operand:VFH 3 "vector_operand"))
> >+ (match_operand:VFH 4 "nonimm_or_0_operand")
> > (match_operand:<avx512fmaskmode> 1 "register_operand")))]
> > "<MODE_SIZE> == 64 || TARGET_AVX512VL"
> > {
> >@@ -2207,12 +2207,12 @@
> > (set_attr "mode" "<ssescalarmode>")])
> >
> > (define_expand "cond_mul<mode>"
> >- [(set (match_operand:VF 0 "register_operand")
> >- (vec_merge:VF
> >- (mult:VF
> >- (match_operand:VF 2 "vector_operand")
> >- (match_operand:VF 3 "vector_operand"))
> >- (match_operand:VF 4 "nonimm_or_0_operand")
> >+ [(set (match_operand:VFH 0 "register_operand")
> >+ (vec_merge:VFH
> >+ (mult:VFH
> >+ (match_operand:VFH 2 "vector_operand")
> >+ (match_operand:VFH 3 "vector_operand"))
> >+ (match_operand:VFH 4 "nonimm_or_0_operand")
> > (match_operand:<avx512fmaskmode> 1 "register_operand")))]
> > "<MODE_SIZE> == 64 || TARGET_AVX512VL"
> > {
> >@@ -2322,12 +2322,12 @@
> > })
> >
> > (define_expand "cond_div<mode>"
> >- [(set (match_operand:VF 0 "register_operand")
> >- (vec_merge:VF
> >- (div:VF
> >- (match_operand:VF 2 "register_operand")
> >- (match_operand:VF 3 "vector_operand"))
> >- (match_operand:VF 4 "nonimm_or_0_operand")
> >+ [(set (match_operand:VFH 0 "register_operand")
> >+ (vec_merge:VFH
> >+ (div:VFH
> >+ (match_operand:VFH 2 "register_operand")
> >+ (match_operand:VFH 3 "vector_operand"))
> >+ (match_operand:VFH 4 "nonimm_or_0_operand")
> > (match_operand:<avx512fmaskmode> 1 "register_operand")))]
> > "<MODE_SIZE> == 64 || TARGET_AVX512VL"
> > {
> >@@ -2660,12 +2660,12 @@
> > (set_attr "mode" "HF")])
> >
> > (define_expand "cond_<code><mode>"
> >- [(set (match_operand:VF 0 "register_operand")
> >- (vec_merge:VF
> >- (smaxmin:VF
> >- (match_operand:VF 2 "vector_operand")
> >- (match_operand:VF 3 "vector_operand"))
> >- (match_operand:VF 4 "nonimm_or_0_operand")
> >+ [(set (match_operand:VFH 0 "register_operand")
> >+ (vec_merge:VFH
> >+ (smaxmin:VFH
> >+ (match_operand:VFH 2 "vector_operand")
> >+ (match_operand:VFH 3 "vector_operand"))
> >+ (match_operand:VFH 4 "nonimm_or_0_operand")
> > (match_operand:<avx512fmaskmode> 1 "register_operand")))]
> > "<MODE_SIZE> == 64 || TARGET_AVX512VL"
> > {
> >@@ -4785,13 +4785,13 @@
> > (set_attr "mode" "<MODE>")])
> >
> > (define_expand "cond_fma<mode>"
> >- [(set (match_operand:VF_AVX512VL 0 "register_operand")
> >- (vec_merge:VF_AVX512VL
> >- (fma:VF_AVX512VL
> >- (match_operand:VF_AVX512VL 2 "vector_operand")
> >- (match_operand:VF_AVX512VL 3 "vector_operand")
> >- (match_operand:VF_AVX512VL 4 "vector_operand"))
> >- (match_operand:VF_AVX512VL 5 "nonimm_or_0_operand")
> >+ [(set (match_operand:VFH_AVX512VL 0 "register_operand")
> >+ (vec_merge:VFH_AVX512VL
> >+ (fma:VFH_AVX512VL
> >+ (match_operand:VFH_AVX512VL 2 "vector_operand")
> >+ (match_operand:VFH_AVX512VL 3 "vector_operand")
> >+ (match_operand:VFH_AVX512VL 4 "vector_operand"))
> >+ (match_operand:VFH_AVX512VL 5 "nonimm_or_0_operand")
> > (match_operand:<avx512fmaskmode> 1 "register_operand")))]
> > "TARGET_AVX512F"
> > {
> >@@ -4885,14 +4885,14 @@
> > (set_attr "mode" "<MODE>")])
> >
> > (define_expand "cond_fms<mode>"
> >- [(set (match_operand:VF_AVX512VL 0 "register_operand")
> >- (vec_merge:VF_AVX512VL
> >- (fma:VF_AVX512VL
> >- (match_operand:VF_AVX512VL 2 "vector_operand")
> >- (match_operand:VF_AVX512VL 3 "vector_operand")
> >- (neg:VF_AVX512VL
> >- (match_operand:VF_AVX512VL 4 "vector_operand")))
> >- (match_operand:VF_AVX512VL 5 "nonimm_or_0_operand")
> >+ [(set (match_operand:VFH_AVX512VL 0 "register_operand")
> >+ (vec_merge:VFH_AVX512VL
> >+ (fma:VFH_AVX512VL
> >+ (match_operand:VFH_AVX512VL 2 "vector_operand")
> >+ (match_operand:VFH_AVX512VL 3 "vector_operand")
> >+ (neg:VFH_AVX512VL
> >+ (match_operand:VFH_AVX512VL 4 "vector_operand")))
> >+ (match_operand:VFH_AVX512VL 5 "nonimm_or_0_operand")
> > (match_operand:<avx512fmaskmode> 1 "register_operand")))]
> > "TARGET_AVX512F"
> > {
> >@@ -4988,14 +4988,14 @@
> > (set_attr "mode" "<MODE>")])
> >
> > (define_expand "cond_fnma<mode>"
> >- [(set (match_operand:VF_AVX512VL 0 "register_operand")
> >- (vec_merge:VF_AVX512VL
> >- (fma:VF_AVX512VL
> >- (neg:VF_AVX512VL
> >- (match_operand:VF_AVX512VL 2 "vector_operand"))
> >- (match_operand:VF_AVX512VL 3 "vector_operand")
> >- (match_operand:VF_AVX512VL 4 "vector_operand"))
> >- (match_operand:VF_AVX512VL 5 "nonimm_or_0_operand")
> >+ [(set (match_operand:VFH_AVX512VL 0 "register_operand")
> >+ (vec_merge:VFH_AVX512VL
> >+ (fma:VFH_AVX512VL
> >+ (neg:VFH_AVX512VL
> >+ (match_operand:VFH_AVX512VL 2 "vector_operand"))
> >+ (match_operand:VFH_AVX512VL 3 "vector_operand")
> >+ (match_operand:VFH_AVX512VL 4 "vector_operand"))
> >+ (match_operand:VFH_AVX512VL 5 "nonimm_or_0_operand")
> > (match_operand:<avx512fmaskmode> 1 "register_operand")))]
> > "TARGET_AVX512F"
> > {
> >@@ -5093,15 +5093,15 @@
> > (set_attr "mode" "<MODE>")])
> >
> > (define_expand "cond_fnms<mode>"
> >- [(set (match_operand:VF_AVX512VL 0 "register_operand")
> >- (vec_merge:VF_AVX512VL
> >- (fma:VF_AVX512VL
> >- (neg:VF_AVX512VL
> >- (match_operand:VF_AVX512VL 2 "vector_operand"))
> >- (match_operand:VF_AVX512VL 3 "vector_operand")
> >- (neg:VF_AVX512VL
> >- (match_operand:VF_AVX512VL 4 "vector_operand")))
> >- (match_operand:VF_AVX512VL 5 "nonimm_or_0_operand")
> >+ [(set (match_operand:VFH_AVX512VL 0 "register_operand")
> >+ (vec_merge:VFH_AVX512VL
> >+ (fma:VFH_AVX512VL
> >+ (neg:VFH_AVX512VL
> >+ (match_operand:VFH_AVX512VL 2 "vector_operand"))
> >+ (match_operand:VFH_AVX512VL 3 "vector_operand")
> >+ (neg:VFH_AVX512VL
> >+ (match_operand:VFH_AVX512VL 4 "vector_operand")))
> >+ (match_operand:VFH_AVX512VL 5 "nonimm_or_0_operand")
> > (match_operand:<avx512fmaskmode> 1 "register_operand")))]
> > "TARGET_AVX512F"
> > {
> >diff --git a/gcc/testsuite/gcc.target/i386/cond_op_addsubmuldiv__Float16-1.c
> >b/gcc/testsuite/gcc.target/i386/cond_op_addsubmuldiv__Float16-1.c
> >new file mode 100644
> >index 00000000000..b503b75d548
> >--- /dev/null
> >+++ b/gcc/testsuite/gcc.target/i386/cond_op_addsubmuldiv__Float16-1.c
> >@@ -0,0 +1,9 @@
> >+/* { dg-do compile } */
> >+/* { dg-options "-O2 -march=sapphirerapids -DTYPE=_Float16
> >+-fdump-tree-vect" } */
> >+/* { dg-final { scan-tree-dump ".COND_ADD" "vect" } } */
> >+/* { dg-final { scan-tree-dump ".COND_SUB" "vect" } } */
> >+/* { dg-final { scan-tree-dump ".COND_MUL" "vect" } } */
> >+/* { dg-final { scan-tree-dump ".COND_RDIV" "vect" } } */
> >+
> >+#include "cond_op_addsubmuldiv_double-1.c"
> >+
> >diff --git a/gcc/testsuite/gcc.target/i386/cond_op_addsubmuldiv__Float16-2.c
> >b/gcc/testsuite/gcc.target/i386/cond_op_addsubmuldiv__Float16-2.c
> >new file mode 100644
> >index 00000000000..e8397bbc5b1
> >--- /dev/null
> >+++ b/gcc/testsuite/gcc.target/i386/cond_op_addsubmuldiv__Float16-2.c
> >@@ -0,0 +1,7 @@
> >+/* { dg-do run } */
> >+/* { dg-options "-O2 -mavx512fp16 -mavx512vl -mprefer-vector-width=256
> >+-DTYPE=_Float16" } */
> >+/* { dg-require-effective-target avx512vl } */
> >+/* { dg-require-effective-target avx512fp16 } */
> >+
> >+#define AVX512FP16
> >+#include "cond_op_addsubmuldiv_double-2.c"
> >diff --git a/gcc/testsuite/gcc.target/i386/cond_op_fma__Float16-1.c
> >b/gcc/testsuite/gcc.target/i386/cond_op_fma__Float16-1.c
> >new file mode 100644
> >index 00000000000..9ea45d690e2
> >--- /dev/null
> >+++ b/gcc/testsuite/gcc.target/i386/cond_op_fma__Float16-1.c
> >@@ -0,0 +1,20 @@
> >+/* { dg-do compile } */
> >+/* { dg-options "-O2 -march=sapphirerapids -DTYPE=_Float16
> >+-fdump-tree-optimized -D__BUILTIN_FMA=__builtin_fmaf16" } */
> >+/* { dg-final { scan-tree-dump-times ".COND_FMA" 3 "optimized" } } */
> >+/* { dg-final { scan-tree-dump-times ".COND_FNMA" 3 "optimized" } } */
> >+/* { dg-final { scan-tree-dump-times ".COND_FMS" 3 "optimized" } } */
> >+/* { dg-final { scan-tree-dump-times ".COND_FNMS" 3 "optimized" } } */
> >+/* { dg-final { scan-assembler-times "vfmadd132ph\[
> >+\\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}\{z\}(?:\n|\[ \\t\]+#)" 1 } }
> >+*/
> >+/* { dg-final { scan-assembler-times "vfnmadd132ph\[
> >+\\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}\{z\}(?:\n|\[ \\t\]+#)" 1 } }
> >+*/
> >+/* { dg-final { scan-assembler-times "vfmsub132ph\[
> >+\\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}\{z\}(?:\n|\[ \\t\]+#)" 1 } }
> >+*/
> >+/* { dg-final { scan-assembler-times "vfnmsub132ph\[
> >+\\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}\{z\}(?:\n|\[ \\t\]+#)" 1 } }
> >+*/
> >+/* { dg-final { scan-assembler-times "vfmadd231ph\[
> >+\\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
> >+/* { dg-final { scan-assembler-times "vfnmadd231ph\[
> >+\\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
> >+/* { dg-final { scan-assembler-times "vfmsub231ph\[
> >+\\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
> >+/* { dg-final { scan-assembler-times "vfnmsub231ph\[
> >+\\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
> >+/* { dg-final { scan-assembler-times "vfmadd132ph\[
> >+\\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
> >+/* { dg-final { scan-assembler-times "vfnmadd132ph\[
> >+\\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
> >+/* { dg-final { scan-assembler-times "vfmsub132ph\[
> >+\\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
> >+/* { dg-final { scan-assembler-times "vfnmsub132ph\[
> >+\\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
> >+
> >+#include "cond_op_fma_double-1.c"
> >diff --git a/gcc/testsuite/gcc.target/i386/cond_op_fma__Float16-2.c
> >b/gcc/testsuite/gcc.target/i386/cond_op_fma__Float16-2.c
> >new file mode 100644
> >index 00000000000..b7ee1cb8c95
> >--- /dev/null
> >+++ b/gcc/testsuite/gcc.target/i386/cond_op_fma__Float16-2.c
> >@@ -0,0 +1,7 @@
> >+/* { dg-do run } */
> >+/* { dg-options "-O2 -mavx512fp16 -mavx512vl -mprefer-vector-width=256
> >+-DTYPE=_Float16 -D__BUILTIN_FMA=__builtin_fmaf16" -DNUM=100 } */
> >+/* { dg-require-effective-target avx512fp16 } */
> >+/* { dg-require-effective-target avx512vl } */
> >+
> >+#define AVX512FP16
> >+#include "cond_op_fma_double-2.c"
> >diff --git a/gcc/testsuite/gcc.target/i386/cond_op_maxmin__Float16-1.c
> >b/gcc/testsuite/gcc.target/i386/cond_op_maxmin__Float16-1.c
> >new file mode 100644
> >index 00000000000..b09410248f0
> >--- /dev/null
> >+++ b/gcc/testsuite/gcc.target/i386/cond_op_maxmin__Float16-1.c
> >@@ -0,0 +1,8 @@
> >+/* { dg-do compile } */
> >+/* { dg-options "-O2 -march=sapphirerapids -DTYPE=_Float16
> >+-fdump-tree-optimized -DFN_MAX=__builtin_fmaxf16
> >+-DFN_MIN=__builtin_fminf16" } */
> >+/* { dg-final { scan-tree-dump ".COND_MAX" "optimized" } } */
> >+/* { dg-final { scan-tree-dump ".COND_MIN" "optimized" } } */
> >+/* { dg-final { scan-assembler-times "vmaxph" 1 } } */
> >+/* { dg-final { scan-assembler-times "vminph" 1 } } */
> >+
> >+#include "cond_op_maxmin_double-1.c"
> >diff --git a/gcc/testsuite/gcc.target/i386/cond_op_maxmin__Float16-2.c
> >b/gcc/testsuite/gcc.target/i386/cond_op_maxmin__Float16-2.c
> >new file mode 100644
> >index 00000000000..b67adc8b2d3
> >--- /dev/null
> >+++ b/gcc/testsuite/gcc.target/i386/cond_op_maxmin__Float16-2.c
> >@@ -0,0 +1,6 @@
> >+/* { dg-do run } */
> >+/* { dg-options "-O2 -mavx512fp16 -mavx512vl -mprefer-vector-width=256
> >+-DTYPE=_Float16 -DFN_MAX=__builtin_fmaxf16 -
> >DFN_MIN=__builtin_fminf16
> >+-ffast-math" } */
> >+/* { dg-require-effective-target avx512vl } */
> >+/* { dg-require-effective-target avx512fp16 } */
> >+
> >+#include "cond_op_maxmin_double-2.c"
> >--
> >2.18.1
>
