+2020-05-22 Hongtao.liu <hongtao.liu@intel.com>
+
+ PR target/92658
+ * config/i386/sse.md (trunc<pmov_src_lower><mode>2): New expander
+ (truncv32hiv32qi2): Ditto.
+ (trunc<ssedoublemodelower><mode>2): Ditto.
+ (trunc<mode><pmov_dst_3>2): Ditto.
+ (trunc<mode><pmov_dst_mode_4>2): Ditto.
+ (truncv2div2si2): Ditto.
+ (truncv8div8qi2): Ditto.
+ (avx512f_<code>v8div16qi2): Renaming from *avx512f_<code>v8div16qi2.
+ (avx512vl_<code>v2div2si): Renaming from *avx512vl_<code>v2div2si2.
+ (avx512vl_<code><mode>v2<ssecakarnum>qi2): Renaming from
+ *avx512vl_<code><mode>v<ssescalarnum>qi2.
+
2020-05-22 H.J. Lu <hongjiu.lu@intel.com>
PR target/95258
(define_mode_attr pmov_suff_1
[(V16QI "db") (V16HI "dw") (V8SI "qd") (V8HI "qw")])
+(define_expand "trunc<pmov_src_lower><mode>2"
+ [(set (match_operand:PMOV_DST_MODE_1 0 "nonimmediate_operand")
+ (truncate:PMOV_DST_MODE_1
+ (match_operand:<pmov_src_mode> 1 "register_operand")))]
+ "TARGET_AVX512F")
+
(define_insn "*avx512f_<code><pmov_src_lower><mode>2"
[(set (match_operand:PMOV_DST_MODE_1 0 "nonimmediate_operand" "=v,m")
(any_truncate:PMOV_DST_MODE_1
(match_operand:<avx512fmaskmode> 2 "register_operand")))]
"TARGET_AVX512F")
+(define_expand "truncv32hiv32qi2"
+ [(set (match_operand:V32QI 0 "nonimmediate_operand")
+ (truncate:V32QI
+ (match_operand:V32HI 1 "register_operand")))]
+ "TARGET_AVX512BW")
+
(define_insn "avx512bw_<code>v32hiv32qi2"
[(set (match_operand:V32QI 0 "nonimmediate_operand" "=v,m")
(any_truncate:V32QI
(define_mode_attr pmov_suff_2
[(V16QI "wb") (V8HI "dw") (V4SI "qd")])
+(define_expand "trunc<ssedoublemodelower><mode>2"
+ [(set (match_operand:PMOV_DST_MODE_2 0 "nonimmediate_operand")
+ (truncate:PMOV_DST_MODE_2
+ (match_operand:<ssedoublemode> 1 "register_operand")))]
+ "TARGET_AVX512VL")
+
(define_insn "*avx512vl_<code><ssedoublemodelower><mode>2"
[(set (match_operand:PMOV_DST_MODE_2 0 "nonimmediate_operand" "=v,m")
(any_truncate:PMOV_DST_MODE_2
(define_mode_attr pmov_suff_3
[(V4DI "qb") (V2DI "qb") (V8SI "db") (V4SI "db") (V8HI "wb")])
-(define_insn "*avx512vl_<code><mode>v<ssescalarnum>qi2"
+(define_expand "trunc<mode><pmov_dst_3>2"
+ [(set (match_operand:<pmov_dst_3> 0 "register_operand")
+ (truncate:<pmov_dst_3>
+ (match_operand:PMOV_SRC_MODE_3 1 "register_operand")))]
+ "TARGET_AVX512VL"
+{
+ operands[0] = simplify_gen_subreg (V16QImode, operands[0], <pmov_dst_3>mode, 0);
+ emit_insn (gen_avx512vl_truncate<mode>v<ssescalarnum>qi2 (operands[0],
+ operands[1],
+ CONST0_RTX (<pmov_dst_zeroed_3>mode)));
+ DONE;
+})
+
+(define_insn "avx512vl_<code><mode>v<ssescalarnum>qi2"
[(set (match_operand:V16QI 0 "register_operand" "=v")
(vec_concat:V16QI
(any_truncate:<pmov_dst_3>
(define_mode_attr pmov_suff_4
[(V4DI "qw") (V2DI "qw") (V4SI "dw")])
-(define_insn "*avx512vl_<code><mode>v<ssescalarnum>hi2"
+(define_expand "trunc<mode><pmov_dst_4>2"
+ [(set (match_operand:<pmov_dst_4> 0 "register_operand")
+ (truncate:<pmov_dst_4>
+ (match_operand:PMOV_SRC_MODE_4 1 "register_operand")))]
+ "TARGET_AVX512VL"
+{
+ operands[0] = simplify_gen_subreg (V8HImode, operands[0], <pmov_dst_4>mode, 0);
+ emit_insn (gen_avx512vl_truncate<mode>v<ssescalarnum>hi2 (operands[0],
+ operands[1],
+ CONST0_RTX (<pmov_dst_zeroed_4>mode)));
+ DONE;
+
+})
+
+(define_insn "avx512vl_<code><mode>v<ssescalarnum>hi2"
[(set (match_operand:V8HI 0 "register_operand" "=v")
(vec_concat:V8HI
(any_truncate:<pmov_dst_4>
(set_attr "prefix" "evex")
(set_attr "mode" "TI")])
-(define_insn "*avx512vl_<code>v2div2si2"
+(define_expand "truncv2div2si2"
+ [(set (match_operand:V2SI 0 "register_operand")
+ (truncate:V2SI
+ (match_operand:V2DI 1 "register_operand")))]
+ "TARGET_AVX512VL"
+{
+ operands[0] = simplify_gen_subreg (V4SImode, operands[0], V2SImode, 0);
+ emit_insn (gen_avx512vl_truncatev2div2si2 (operands[0],
+ operands[1],
+ CONST0_RTX (V2SImode)));
+ DONE;
+})
+
+(define_insn "avx512vl_<code>v2div2si2"
[(set (match_operand:V4SI 0 "register_operand" "=v")
(vec_concat:V4SI
(any_truncate:V2SI
(set_attr "prefix" "evex")
(set_attr "mode" "TI")])
-(define_insn "*avx512f_<code>v8div16qi2"
+(define_expand "truncv8div8qi2"
+ [(set (match_operand:V8QI 0 "register_operand")
+ (truncate:V8QI
+ (match_operand:V8DI 1 "register_operand")))]
+ "TARGET_AVX512F"
+{
+ operands[0] = simplify_gen_subreg (V16QImode, operands[0], V8QImode, 0);
+ emit_insn (gen_avx512f_truncatev8div16qi2 (operands[0], operands[1]));
+ DONE;
+})
+
+(define_insn "avx512f_<code>v8div16qi2"
[(set (match_operand:V16QI 0 "register_operand" "=v")
(vec_concat:V16QI
(any_truncate:V8QI
+2020-05-22 Hongtao.liu <hongtao.liu@intel.com>
+
+ * gcc.target/i386/pr92658-avx512f.c: New test.
+ * gcc.target/i386/pr92658-avx512vl.c: Ditto.
+ * gcc.target/i386/pr92658-avx512bw-trunc.c: Ditto.
+
2020-05-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/95268
--- /dev/null
+/* PR target/92658 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -ftree-vectorize -mavx512bw -mavx512vl" } */
+
+typedef unsigned char v8qi __attribute__((vector_size (8)));
+typedef unsigned char v16qi __attribute__((vector_size (16)));
+typedef unsigned char v32qi __attribute__((vector_size (32)));
+typedef unsigned short v8hi __attribute__((vector_size (16)));
+typedef unsigned short v16hi __attribute__((vector_size (32)));
+typedef unsigned short v32hi __attribute__((vector_size (64)));
+
+
+void
+truncwb_512 (v32qi * dst, v32hi * __restrict src)
+{
+ unsigned char tem[8];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ tem[2] = (*src)[2];
+ tem[3] = (*src)[3];
+ tem[4] = (*src)[4];
+ tem[5] = (*src)[5];
+ tem[6] = (*src)[6];
+ tem[7] = (*src)[7];
+ tem[8] = (*src)[8];
+ tem[9] = (*src)[9];
+ tem[10] = (*src)[10];
+ tem[11] = (*src)[11];
+ tem[12] = (*src)[12];
+ tem[13] = (*src)[13];
+ tem[14] = (*src)[14];
+ tem[15] = (*src)[15];
+ tem[16] = (*src)[16];
+ tem[17] = (*src)[17];
+ tem[18] = (*src)[18];
+ tem[19] = (*src)[19];
+ tem[20] = (*src)[20];
+ tem[21] = (*src)[21];
+ tem[22] = (*src)[22];
+ tem[23] = (*src)[23];
+ tem[24] = (*src)[24];
+ tem[25] = (*src)[25];
+ tem[26] = (*src)[26];
+ tem[27] = (*src)[27];
+ tem[28] = (*src)[28];
+ tem[29] = (*src)[29];
+ tem[30] = (*src)[30];
+ tem[31] = (*src)[31];
+ dst[0] = *(v32qi *) tem;
+}
+
+void
+truncwb_256 (v16qi * dst, v16hi * __restrict src)
+{
+ unsigned char tem[8];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ tem[2] = (*src)[2];
+ tem[3] = (*src)[3];
+ tem[4] = (*src)[4];
+ tem[5] = (*src)[5];
+ tem[6] = (*src)[6];
+ tem[7] = (*src)[7];
+ tem[8] = (*src)[8];
+ tem[9] = (*src)[9];
+ tem[10] = (*src)[10];
+ tem[11] = (*src)[11];
+ tem[12] = (*src)[12];
+ tem[13] = (*src)[13];
+ tem[14] = (*src)[14];
+ tem[15] = (*src)[15];
+ dst[0] = *(v16qi *) tem;
+}
+
+void
+truncwb_128 (v16qi * dst, v8hi * __restrict src)
+{
+ unsigned char tem[8];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ tem[2] = (*src)[2];
+ tem[3] = (*src)[3];
+ tem[4] = (*src)[4];
+ tem[5] = (*src)[5];
+ tem[6] = (*src)[6];
+ tem[7] = (*src)[7];
+ dst[0] = *(v16qi *) tem;
+}
+
+/* { dg-final { scan-assembler-times "vpmovwb" 2 } } */
+/* { dg-final { scan-assembler-times "vpmovwb" 3 { xfail *-*-* } } } */
--- /dev/null
+/* PR target/92658 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -ftree-vectorize -mavx512f" } */
+
+typedef unsigned char v8qi __attribute__((vector_size (8)));
+typedef unsigned char v16qi __attribute__((vector_size (16)));
+typedef unsigned short v8hi __attribute__((vector_size (16)));
+typedef unsigned short v16hi __attribute__((vector_size (32)));
+typedef unsigned int v8si __attribute__((vector_size (32)));
+typedef unsigned int v16si __attribute__((vector_size (64)));
+typedef unsigned long long v8di __attribute__((vector_size (64)));
+
+void
+truncqd (v8si * dst, v8di * __restrict src)
+{
+ unsigned tem[8];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ tem[2] = (*src)[2];
+ tem[3] = (*src)[3];
+ tem[4] = (*src)[4];
+ tem[5] = (*src)[5];
+ tem[6] = (*src)[6];
+ tem[7] = (*src)[7];
+ dst[0] = *(v8si *) tem;
+}
+
+void
+truncqw (v8hi * dst, v8di * __restrict src)
+{
+ unsigned short tem[8];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ tem[2] = (*src)[2];
+ tem[3] = (*src)[3];
+ tem[4] = (*src)[4];
+ tem[5] = (*src)[5];
+ tem[6] = (*src)[6];
+ tem[7] = (*src)[7];
+ dst[0] = *(v8hi *) tem;
+}
+
+void
+truncqb (v8qi * dst, v8di * __restrict src)
+{
+ unsigned char tem[8];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ tem[2] = (*src)[2];
+ tem[3] = (*src)[3];
+ dst[0] = *(v8qi *) tem;
+}
+
+void
+truncdw (v16hi * dst, v16si * __restrict src)
+{
+ unsigned short tem[8];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ tem[2] = (*src)[2];
+ tem[3] = (*src)[3];
+ tem[4] = (*src)[4];
+ tem[5] = (*src)[5];
+ tem[6] = (*src)[6];
+ tem[7] = (*src)[7];
+ tem[8] = (*src)[8];
+ tem[9] = (*src)[9];
+ tem[10] = (*src)[10];
+ tem[11] = (*src)[11];
+ tem[12] = (*src)[12];
+ tem[13] = (*src)[13];
+ tem[14] = (*src)[14];
+ tem[15] = (*src)[15];
+ dst[0] = *(v16hi *) tem;
+}
+
+
+void
+truncdb (v16qi * dst, v16si * __restrict src)
+{
+ unsigned char tem[8];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ tem[2] = (*src)[2];
+ tem[3] = (*src)[3];
+ tem[4] = (*src)[4];
+ tem[5] = (*src)[5];
+ tem[6] = (*src)[6];
+ tem[7] = (*src)[7];
+ tem[8] = (*src)[8];
+ tem[9] = (*src)[9];
+ tem[10] = (*src)[10];
+ tem[11] = (*src)[11];
+ tem[12] = (*src)[12];
+ tem[13] = (*src)[13];
+ tem[14] = (*src)[14];
+ tem[15] = (*src)[15];
+ dst[0] = *(v16qi *) tem;
+}
+
+/* { dg-final { scan-assembler-times "vpmovqd" 1 } } */
+/* { dg-final { scan-assembler-times "vpmovqw" 1 } } */
+/* { dg-final { scan-assembler-times "vpmovqb" 1 { xfail *-*-* } } } */
+/* { dg-final { scan-assembler-times "vpmovdw" 1 } } */
+/* { dg-final { scan-assembler-times "vpmovdb" 1 } } */
+
--- /dev/null
+/* PR target/92658 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -ftree-vectorize -mavx512f -mavx512vl" } */
+
+typedef unsigned char v16qi __attribute__((vector_size (16)));
+typedef unsigned short v8hi __attribute__((vector_size (16)));
+typedef unsigned int v4si __attribute__((vector_size (16)));
+typedef unsigned int v8si __attribute__((vector_size (32)));
+typedef unsigned long long v2di __attribute__((vector_size (16)));
+typedef unsigned long long v4di __attribute__((vector_size (32)));
+
+void
+truncqd_256 (v4si * dst, v4di * __restrict src)
+{
+ unsigned tem[4];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ tem[2] = (*src)[2];
+ tem[3] = (*src)[3];
+ dst[0] = *(v4si *) tem;
+}
+
+void
+truncqw_256 (v8hi * dst, v4di * __restrict src)
+{
+ unsigned short tem[4];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ tem[2] = (*src)[2];
+ tem[3] = (*src)[3];
+ dst[0] = *(v8hi *) tem;
+}
+
+void
+truncqb_256 (v16qi * dst, v4di * __restrict src)
+{
+ unsigned char tem[4];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ tem[2] = (*src)[2];
+ tem[3] = (*src)[3];
+ dst[0] = *(v16qi *) tem;
+}
+
+void
+truncqd_128 (v4si * dst, v2di * __restrict src)
+{
+ unsigned tem[4];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ dst[0] = *(v4si *) tem;
+}
+
+void
+truncqw_128 (v8hi * dst, v2di * __restrict src)
+{
+ unsigned short tem[4];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ dst[0] = *(v8hi *) tem;
+}
+
+void
+truncqb_128 (v16qi * dst, v2di * __restrict src)
+{
+ unsigned char tem[4];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ dst[0] = *(v16qi *) tem;
+}
+
+void
+truncdw_256 (v8hi * dst, v8si * __restrict src)
+{
+ unsigned short tem[8];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ tem[2] = (*src)[2];
+ tem[3] = (*src)[3];
+ tem[4] = (*src)[4];
+ tem[5] = (*src)[5];
+ tem[6] = (*src)[6];
+ tem[7] = (*src)[7];
+ dst[0] = *(v8hi *) tem;
+}
+
+void
+truncdb_256 (v16qi * dst, v8si * __restrict src)
+{
+ unsigned char tem[8];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ tem[2] = (*src)[2];
+ tem[3] = (*src)[3];
+ tem[4] = (*src)[4];
+ tem[5] = (*src)[5];
+ tem[6] = (*src)[6];
+ tem[7] = (*src)[7];
+ dst[0] = *(v16qi *) tem;
+}
+
+void
+truncdw_128 (v8hi * dst, v4si * __restrict src)
+{
+ unsigned short tem[8];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ tem[2] = (*src)[2];
+ tem[3] = (*src)[3];
+ dst[0] = *(v8hi *) tem;
+}
+
+void
+truncdb_128 (v16qi * dst, v4si * __restrict src)
+{
+ unsigned char tem[8];
+ tem[0] = (*src)[0];
+ tem[1] = (*src)[1];
+ tem[2] = (*src)[2];
+ tem[3] = (*src)[3];
+ dst[0] = *(v16qi *) tem;
+}
+
+/* { dg-final { scan-assembler-times "vpmovqd" 2 } } } */
+/* { dg-final { scan-assembler-times "vpmovqw" 2 { xfail *-*-* } } } */
+/* { dg-final { scan-assembler-times "vpmovqb" 2 { xfail *-*-* } } } */
+/* { dg-final { scan-assembler-times "vpmovdw" 1 } } */
+/* { dg-final { scan-assembler-times "vpmovdw" 2 { xfail *-*-* } } } */
+/* { dg-final { scan-assembler-times "vpmovdb" 2 { xfail *-*-* } } } */
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