On Sun, Mar 3, 2019 at 9:27 AM Uros Bizjak <ubiz...@gmail.com> wrote:
>
> On Thu, Feb 28, 2019 at 8:10 PM H.J. Lu <hjl.to...@gmail.com> wrote:
> >
> > 32-bit indices in VSIB address are sign-extended to 64 bits. In x32,
> > when 32-bit indices are used as addresses, like in
> >
> > vgatherdps %ymm7, 0(,%ymm9,1), %ymm6
> >
> > 32-bit indices, 0xf7fa3010, is sign-extended to 0xfffffffff7fa3010 which
> > is invalid address. Add addr32 prefix to UNSPEC_VSIBADDR instructions
> > for x32 if there is no base register nor symbol.
> >
> > This fixes 175.vpr and 254.gap in SPEC CPU 2000 on x32 with
> >
> > -Ofast -funroll-loops -march=haswell
>
> 1. Testcases 2 to 9 fail on fedora-29 with:
>
> In file included from /usr/include/features.h:452,
> from /usr/include/bits/libc-header-start.h:33,
> from /usr/include/stdlib.h:25,
> from /ssd/uros/gcc-build-fast/gcc/include/mm_malloc.h:27,
> from /ssd/uros/gcc-build-fast/gcc/include/xmmintrin.h:34,
> from /ssd/uros/gcc-build-fast/gcc/include/immintrin.h:29,
> from
> /home/uros/gcc-svn/trunk/gcc/testsuite/gcc.target/i386/pr89523-2.c:7:
> /usr/include/gnu/stubs.h:13:11: fatal error: gnu/stubs-x32.h: No such
> file or directory
I will update tests to remove "#include immintrin.h"
> 2. Does the patch work with -maddress-mode={short,long}?
Yes.
> 3. The implementation is wrong. You should use operand substitution
> with VSIB address as operand, not substitution without operand.
How can I add an addr32 prefix with operand substitution? This is
very similar to "%^". My updated patch will use "%^".
> 4. The PR is not a regression.
Correct.
H.J.
> Uros.
>
> >
> > gcc/
> >
> > PR target/89523
> > * config/i386/i386.c (ix86_print_operand): Also handle '_' to
> > add addr32 prefix if required.
> > (ix86_print_operand_punct_valid_p): Allow '_'.
> > * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
> > "%_".
> > (*avx512pf_gatherpf<mode>df_mask): Likewise.
> > (*avx512pf_scatterpf<mode>sf_mask): Likewise.
> > (*avx512pf_scatterpf<mode>df_mask): Likewise.
> > (*avx2_gathersi<mode>): Likewise.
> > (*avx2_gathersi<mode>_2): Likewise.
> > (*avx2_gatherdi<mode>): Likewise.
> > (*avx2_gatherdi<mode>_2): Likewise.
> > (*avx2_gatherdi<mode>_3): Likewise.
> > (*avx2_gatherdi<mode>_4): Likewise.
> > (*avx512f_gathersi<mode>): Likewise.
> > (*avx512f_gathersi<mode>_2): Likewise.
> > (*avx512f_gatherdi<mode>): Likewise.
> > (*avx512f_gatherdi<mode>_2): Likewise.
> > (*avx512f_scattersi<mode>): Likewise.
> > (*avx512f_scatterdi<mode>): Likewise.
> >
> > gcc/testsuite/
> >
> > PR target/89523
> > * gcc.target/i386/pr89523-1.c: New test.
> > * gcc.target/i386/pr89523-2.c: Likewise.
> > * gcc.target/i386/pr89523-3.c: Likewise.
> > * gcc.target/i386/pr89523-4.c: Likewise.
> > * gcc.target/i386/pr89523-5.c: Likewise.
> > * gcc.target/i386/pr89523-6.c: Likewise.
> > * gcc.target/i386/pr89523-7.c: Likewise.
> > * gcc.target/i386/pr89523-8.c: Likewise.
> > * gcc.target/i386/pr89523-9.c: Likewise.
> >
> > xxx
> > ---
> > gcc/config/i386/i386.c | 39 ++++++++++++++++++-
> > gcc/config/i386/sse.md | 46 +++++++++++------------
> > gcc/testsuite/gcc.target/i386/pr89523-1.c | 24 ++++++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-2.c | 17 +++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-3.c | 17 +++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-4.c | 16 ++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-5.c | 18 +++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-6.c | 17 +++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-7.c | 19 ++++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-8.c | 19 ++++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-9.c | 16 ++++++++
> > 11 files changed, 224 insertions(+), 24 deletions(-)
> > create mode 100644 gcc/testsuite/gcc.target/i386/pr89523-1.c
> > create mode 100644 gcc/testsuite/gcc.target/i386/pr89523-2.c
> > create mode 100644 gcc/testsuite/gcc.target/i386/pr89523-3.c
> > create mode 100644 gcc/testsuite/gcc.target/i386/pr89523-4.c
> > create mode 100644 gcc/testsuite/gcc.target/i386/pr89523-5.c
> > create mode 100644 gcc/testsuite/gcc.target/i386/pr89523-6.c
> > create mode 100644 gcc/testsuite/gcc.target/i386/pr89523-7.c
> > create mode 100644 gcc/testsuite/gcc.target/i386/pr89523-8.c
> > create mode 100644 gcc/testsuite/gcc.target/i386/pr89523-9.c
> >
> > diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
> > index b8357a7db5d..336696136de 100644
> > --- a/gcc/config/i386/i386.c
> > +++ b/gcc/config/i386/i386.c
> > @@ -17805,6 +17805,7 @@ print_reg (rtx x, int code, FILE *file)
> > ~ -- print "i" if TARGET_AVX2, "f" otherwise.
> > ^ -- print addr32 prefix if TARGET_64BIT and Pmode != word_mode
> > ! -- print NOTRACK prefix for jxx/call/ret instructions if required.
> > + _ -- print addr32 prefix if required.
> > */
> >
> > void
> > @@ -18356,6 +18357,42 @@ ix86_print_operand (FILE *file, rtx x, int code)
> > fputs ("addr32 ", file);
> > return;
> >
> > + case '_':
> > + if (TARGET_X32)
> > + {
> > + subrtx_var_iterator::array_type array;
> > + FOR_EACH_SUBRTX_VAR (iter, array,
> > + PATTERN (current_output_insn), ALL)
> > + {
> > + rtx addr = *iter;
> > + if (!MEM_P (addr))
> > + continue;
> > + addr = XEXP (addr, 0);
> > + if (GET_CODE (addr) == UNSPEC
> > + && XINT (addr, 1) == UNSPEC_VSIBADDR)
> > + {
> > + /* NB: 32-bit indices in VSIB address are
> > + sign-extended to 64 bits. In x32, if 32-bit
> > + address 0xf7fa3010 is sign-extended to
> > + 0xfffffffff7fa3010 which is invalid address.
> > + Add addr32 prefix if there is no base register
> > + nor symbol. */
> > + bool ok;
> > + struct ix86_address parts;
> > + ok = ix86_decompose_address (XVECEXP (addr, 0, 0),
> > + &parts);
> > + gcc_assert (ok && parts.index == NULL_RTX);
> > + if (parts.base == NULL_RTX
> > + && (parts.disp == NULL_RTX
> > + || !symbolic_operand (parts.disp,
> > + GET_MODE (parts.disp))))
> > + fputs ("addr32 ", file);
> > + break;
> > + }
> > + }
> > + }
> > + return;
> > +
> > case '!':
> > if (ix86_notrack_prefixed_insn_p (current_output_insn))
> > fputs ("notrack ", file);
> > @@ -18507,7 +18544,7 @@ static bool
> > ix86_print_operand_punct_valid_p (unsigned char code)
> > {
> > return (code == '*' || code == '+' || code == '&' || code == ';'
> > - || code == '~' || code == '^' || code == '!');
> > + || code == '~' || code == '^' || code == '!' || code == '_');
> > }
> >
> > /* Print a memory operand whose address is ADDR. */
> > diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md
> > index ac299495b2c..13692e47123 100644
> > --- a/gcc/config/i386/sse.md
> > +++ b/gcc/config/i386/sse.md
> > @@ -17401,9 +17401,9 @@
> > case 3:
> > /* %X5 so that we don't emit any *WORD PTR for -masm=intel, as
> > gas changed what it requires incompatibly. */
> > - return "vgatherpf0<ssemodesuffix>ps\t{%5%{%0%}|%X5%{%0%}}";
> > + return "%_vgatherpf0<ssemodesuffix>ps\t{%5%{%0%}|%X5%{%0%}}";
> > case 2:
> > - return "vgatherpf1<ssemodesuffix>ps\t{%5%{%0%}|%X5%{%0%}}";
> > + return "%_vgatherpf1<ssemodesuffix>ps\t{%5%{%0%}|%X5%{%0%}}";
> > default:
> > gcc_unreachable ();
> > }
> > @@ -17448,9 +17448,9 @@
> > case 3:
> > /* %X5 so that we don't emit any *WORD PTR for -masm=intel, as
> > gas changed what it requires incompatibly. */
> > - return "vgatherpf0<ssemodesuffix>pd\t{%5%{%0%}|%X5%{%0%}}";
> > + return "%_vgatherpf0<ssemodesuffix>pd\t{%5%{%0%}|%X5%{%0%}}";
> > case 2:
> > - return "vgatherpf1<ssemodesuffix>pd\t{%5%{%0%}|%X5%{%0%}}";
> > + return "%_vgatherpf1<ssemodesuffix>pd\t{%5%{%0%}|%X5%{%0%}}";
> > default:
> > gcc_unreachable ();
> > }
> > @@ -17496,10 +17496,10 @@
> > case 7:
> > /* %X5 so that we don't emit any *WORD PTR for -masm=intel, as
> > gas changed what it requires incompatibly. */
> > - return "vscatterpf0<ssemodesuffix>ps\t{%5%{%0%}|%X5%{%0%}}";
> > + return "%_vscatterpf0<ssemodesuffix>ps\t{%5%{%0%}|%X5%{%0%}}";
> > case 2:
> > case 6:
> > - return "vscatterpf1<ssemodesuffix>ps\t{%5%{%0%}|%X5%{%0%}}";
> > + return "%_vscatterpf1<ssemodesuffix>ps\t{%5%{%0%}|%X5%{%0%}}";
> > default:
> > gcc_unreachable ();
> > }
> > @@ -17545,10 +17545,10 @@
> > case 7:
> > /* %X5 so that we don't emit any *WORD PTR for -masm=intel, as
> > gas changed what it requires incompatibly. */
> > - return "vscatterpf0<ssemodesuffix>pd\t{%5%{%0%}|%X5%{%0%}}";
> > + return "%_vscatterpf0<ssemodesuffix>pd\t{%5%{%0%}|%X5%{%0%}}";
> > case 2:
> > case 6:
> > - return "vscatterpf1<ssemodesuffix>pd\t{%5%{%0%}|%X5%{%0%}}";
> > + return "%_vscatterpf1<ssemodesuffix>pd\t{%5%{%0%}|%X5%{%0%}}";
> > default:
> > gcc_unreachable ();
> > }
> > @@ -20292,7 +20292,7 @@
> > UNSPEC_GATHER))
> > (clobber (match_scratch:VEC_GATHER_MODE 1 "=&x"))]
> > "TARGET_AVX2"
> > - "v<sseintprefix>gatherd<ssemodesuffix>\t{%1, %7, %0|%0, %7, %1}"
> > + "%_v<sseintprefix>gatherd<ssemodesuffix>\t{%1, %7, %0|%0, %7, %1}"
> > [(set_attr "type" "ssemov")
> > (set_attr "prefix" "vex")
> > (set_attr "mode" "<sseinsnmode>")])
> > @@ -20312,7 +20312,7 @@
> > UNSPEC_GATHER))
> > (clobber (match_scratch:VEC_GATHER_MODE 1 "=&x"))]
> > "TARGET_AVX2"
> > - "v<sseintprefix>gatherd<ssemodesuffix>\t{%1, %6, %0|%0, %6, %1}"
> > + "%_v<sseintprefix>gatherd<ssemodesuffix>\t{%1, %6, %0|%0, %6, %1}"
> > [(set_attr "type" "ssemov")
> > (set_attr "prefix" "vex")
> > (set_attr "mode" "<sseinsnmode>")])
> > @@ -20353,7 +20353,7 @@
> > UNSPEC_GATHER))
> > (clobber (match_scratch:VEC_GATHER_MODE 1 "=&x"))]
> > "TARGET_AVX2"
> > - "v<sseintprefix>gatherq<ssemodesuffix>\t{%5, %7, %2|%2, %7, %5}"
> > + "%_v<sseintprefix>gatherq<ssemodesuffix>\t{%5, %7, %2|%2, %7, %5}"
> > [(set_attr "type" "ssemov")
> > (set_attr "prefix" "vex")
> > (set_attr "mode" "<sseinsnmode>")])
> > @@ -20375,8 +20375,8 @@
> > "TARGET_AVX2"
> > {
> > if (<MODE>mode != <VEC_GATHER_SRCDI>mode)
> > - return "v<sseintprefix>gatherq<ssemodesuffix>\t{%4, %6, %x0|%x0, %6,
> > %4}";
> > - return "v<sseintprefix>gatherq<ssemodesuffix>\t{%4, %6, %0|%0, %6, %4}";
> > + return "%_v<sseintprefix>gatherq<ssemodesuffix>\t{%4, %6, %x0|%x0, %6,
> > %4}";
> > + return "%_v<sseintprefix>gatherq<ssemodesuffix>\t{%4, %6, %0|%0, %6,
> > %4}";
> > }
> > [(set_attr "type" "ssemov")
> > (set_attr "prefix" "vex")
> > @@ -20400,7 +20400,7 @@
> > (const_int 2) (const_int 3)])))
> > (clobber (match_scratch:VI4F_256 1 "=&x"))]
> > "TARGET_AVX2"
> > - "v<sseintprefix>gatherq<ssemodesuffix>\t{%5, %7, %0|%0, %7, %5}"
> > + "%_v<sseintprefix>gatherq<ssemodesuffix>\t{%5, %7, %0|%0, %7, %5}"
> > [(set_attr "type" "ssemov")
> > (set_attr "prefix" "vex")
> > (set_attr "mode" "<sseinsnmode>")])
> > @@ -20423,7 +20423,7 @@
> > (const_int 2) (const_int 3)])))
> > (clobber (match_scratch:VI4F_256 1 "=&x"))]
> > "TARGET_AVX2"
> > - "v<sseintprefix>gatherq<ssemodesuffix>\t{%4, %6, %0|%0, %6, %4}"
> > + "%_v<sseintprefix>gatherq<ssemodesuffix>\t{%4, %6, %0|%0, %6, %4}"
> > [(set_attr "type" "ssemov")
> > (set_attr "prefix" "vex")
> > (set_attr "mode" "<sseinsnmode>")])
> > @@ -20463,7 +20463,7 @@
> > "TARGET_AVX512F"
> > ;; %X6 so that we don't emit any *WORD PTR for -masm=intel, as
> > ;; gas changed what it requires incompatibly.
> > - "v<sseintprefix>gatherd<ssemodesuffix>\t{%6, %0%{%2%}|%0%{%2%}, %X6}"
> > + "%_v<sseintprefix>gatherd<ssemodesuffix>\t{%6, %0%{%2%}|%0%{%2%}, %X6}"
> > [(set_attr "type" "ssemov")
> > (set_attr "prefix" "evex")
> > (set_attr "mode" "<sseinsnmode>")])
> > @@ -20484,7 +20484,7 @@
> > "TARGET_AVX512F"
> > ;; %X5 so that we don't emit any *WORD PTR for -masm=intel, as
> > ;; gas changed what it requires incompatibly.
> > - "v<sseintprefix>gatherd<ssemodesuffix>\t{%5, %0%{%1%}|%0%{%1%}, %X5}"
> > + "%_v<sseintprefix>gatherd<ssemodesuffix>\t{%5, %0%{%1%}|%0%{%1%}, %X5}"
> > [(set_attr "type" "ssemov")
> > (set_attr "prefix" "evex")
> > (set_attr "mode" "<sseinsnmode>")])
> > @@ -20525,7 +20525,7 @@
> > "TARGET_AVX512F"
> > ;; %X6 so that we don't emit any *WORD PTR for -masm=intel, as
> > ;; gas changed what it requires incompatibly.
> > - "v<sseintprefix>gatherq<ssemodesuffix>\t{%6, %1%{%2%}|%1%{%2%}, %X6}"
> > + "%_v<sseintprefix>gatherq<ssemodesuffix>\t{%6, %1%{%2%}|%1%{%2%}, %X6}"
> > [(set_attr "type" "ssemov")
> > (set_attr "prefix" "evex")
> > (set_attr "mode" "<sseinsnmode>")])
> > @@ -20550,11 +20550,11 @@
> > if (<MODE>mode != <VEC_GATHER_SRCDI>mode)
> > {
> > if (<MODE_SIZE> != 64)
> > - return "v<sseintprefix>gatherq<ssemodesuffix>\t{%5,
> > %x0%{%1%}|%x0%{%1%}, %X5}";
> > + return "%_v<sseintprefix>gatherq<ssemodesuffix>\t{%5,
> > %x0%{%1%}|%x0%{%1%}, %X5}";
> > else
> > - return "v<sseintprefix>gatherq<ssemodesuffix>\t{%5,
> > %t0%{%1%}|%t0%{%1%}, %X5}";
> > + return "%_v<sseintprefix>gatherq<ssemodesuffix>\t{%5,
> > %t0%{%1%}|%t0%{%1%}, %X5}";
> > }
> > - return "v<sseintprefix>gatherq<ssemodesuffix>\t{%5, %0%{%1%}|%0%{%1%},
> > %X5}";
> > + return "%_v<sseintprefix>gatherq<ssemodesuffix>\t{%5, %0%{%1%}|%0%{%1%},
> > %X5}";
> > }
> > [(set_attr "type" "ssemov")
> > (set_attr "prefix" "evex")
> > @@ -20593,7 +20593,7 @@
> > "TARGET_AVX512F"
> > ;; %X5 so that we don't emit any *WORD PTR for -masm=intel, as
> > ;; gas changed what it requires incompatibly.
> > - "v<sseintprefix>scatterd<ssemodesuffix>\t{%3, %5%{%1%}|%X5%{%1%}, %3}"
> > + "%_v<sseintprefix>scatterd<ssemodesuffix>\t{%3, %5%{%1%}|%X5%{%1%}, %3}"
> > [(set_attr "type" "ssemov")
> > (set_attr "prefix" "evex")
> > (set_attr "mode" "<sseinsnmode>")])
> > @@ -20631,7 +20631,7 @@
> > "TARGET_AVX512F"
> > ;; %X5 so that we don't emit any *WORD PTR for -masm=intel, as
> > ;; gas changed what it requires incompatibly.
> > - "v<sseintprefix>scatterq<ssemodesuffix>\t{%3, %5%{%1%}|%X5%{%1%}, %3}"
> > + "%_v<sseintprefix>scatterq<ssemodesuffix>\t{%3, %5%{%1%}|%X5%{%1%}, %3}"
> > [(set_attr "type" "ssemov")
> > (set_attr "prefix" "evex")
> > (set_attr "mode" "<sseinsnmode>")])
> > diff --git a/gcc/testsuite/gcc.target/i386/pr89523-1.c
> > b/gcc/testsuite/gcc.target/i386/pr89523-1.c
> > new file mode 100644
> > index 00000000000..f7ed24d1592
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-1.c
> > @@ -0,0 +1,24 @@
> > +/* { dg-do compile { target { ! ia32 } } } */
> > +/* { dg-require-effective-target maybe_x32 } */
> > +/* { dg-options "-mx32 -Ofast -funroll-loops -march=haswell" } */
> > +/* { dg-final { scan-assembler-not "\tvgather" } } */
> > +/* { dg-final { scan-assembler "addr32 vgather" } } */
> > +
> > +void foo (void);
> > +
> > +extern float *ncost;
> > +
> > +float
> > +bar (int type, int num)
> > +{
> > + int i;
> > + float cost;
> > +
> > + cost = 0;
> > + for (i = 0; i < num; i++)
> > + if (type)
> > + cost += ncost[i];
> > + else
> > + foo ();
> > + return (cost);
> > +}
> > diff --git a/gcc/testsuite/gcc.target/i386/pr89523-2.c
> > b/gcc/testsuite/gcc.target/i386/pr89523-2.c
> > new file mode 100644
> > index 00000000000..7423f579b5e
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-2.c
> > @@ -0,0 +1,17 @@
> > +/* { dg-do compile { target { ! ia32 } } } */
> > +/* { dg-require-effective-target maybe_x32 } */
> > +/* { dg-options "-mx32 -O2 -march=haswell" } */
> > +/* { dg-final { scan-assembler "\tvgather" } } */
> > +/* { dg-final { scan-assembler-not "addr32 vgather" } } */
> > +
> > +#include <immintrin.h>
> > +
> > +__m128d x;
> > +double *base;
> > +__m128i idx;
> > +
> > +void extern
> > +avx2_test (void)
> > +{
> > + x = _mm_i32gather_pd (base, idx, 1);
> > +}
> > diff --git a/gcc/testsuite/gcc.target/i386/pr89523-3.c
> > b/gcc/testsuite/gcc.target/i386/pr89523-3.c
> > new file mode 100644
> > index 00000000000..606f9aac659
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-3.c
> > @@ -0,0 +1,17 @@
> > +/* { dg-do compile { target { ! ia32 } } } */
> > +/* { dg-require-effective-target maybe_x32 } */
> > +/* { dg-options "-mx32 -O2 -march=haswell" } */
> > +/* { dg-final { scan-assembler "\tvgather" } } */
> > +/* { dg-final { scan-assembler-not "addr32 vgather" } } */
> > +
> > +#include <immintrin.h>
> > +
> > +__m128d x;
> > +double *base;
> > +__m128i idx;
> > +
> > +void extern
> > +avx2_test (void)
> > +{
> > + x = _mm_i64gather_pd (base, idx, 1);
> > +}
> > diff --git a/gcc/testsuite/gcc.target/i386/pr89523-4.c
> > b/gcc/testsuite/gcc.target/i386/pr89523-4.c
> > new file mode 100644
> > index 00000000000..155b818191f
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-4.c
> > @@ -0,0 +1,16 @@
> > +/* { dg-do compile { target { ! ia32 } } } */
> > +/* { dg-require-effective-target maybe_x32 } */
> > +/* { dg-options "-mx32 -O2 -march=haswell" } */
> > +/* { dg-final { scan-assembler-not "\tvgather" } } */
> > +/* { dg-final { scan-assembler "addr32 vgather" } } */
> > +
> > +#include <immintrin.h>
> > +
> > +__m128d x;
> > +__m128i idx;
> > +
> > +void extern
> > +avx2_test (void)
> > +{
> > + x = _mm_i32gather_pd (NULL, idx, 1);
> > +}
> > diff --git a/gcc/testsuite/gcc.target/i386/pr89523-5.c
> > b/gcc/testsuite/gcc.target/i386/pr89523-5.c
> > new file mode 100644
> > index 00000000000..11210ff8f78
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-5.c
> > @@ -0,0 +1,18 @@
> > +/* { dg-do compile { target { ! ia32 } } } */
> > +/* { dg-require-effective-target maybe_x32 } */
> > +/* { dg-options "-mx32 -O2 -mavx512pf" } */
> > +/* { dg-final { scan-assembler "\tvgather" } } */
> > +/* { dg-final { scan-assembler-not "addr32 vgather" } } */
> > +
> > +#include <immintrin.h>
> > +
> > +volatile __m256i idx;
> > +volatile __mmask8 m8;
> > +void *base;
> > +
> > +void extern
> > +avx512pf_test (void)
> > +{
> > + _mm512_prefetch_i32gather_pd (idx, base, 8, _MM_HINT_T0);
> > + _mm512_mask_prefetch_i32gather_pd (idx, m8, base, 8, _MM_HINT_T0);
> > +}
> > diff --git a/gcc/testsuite/gcc.target/i386/pr89523-6.c
> > b/gcc/testsuite/gcc.target/i386/pr89523-6.c
> > new file mode 100644
> > index 00000000000..0254ad435e3
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-6.c
> > @@ -0,0 +1,17 @@
> > +/* { dg-do compile { target { ! ia32 } } } */
> > +/* { dg-require-effective-target maybe_x32 } */
> > +/* { dg-options "-mx32 -O2 -mavx512pf" } */
> > +/* { dg-final { scan-assembler-not "\tvgather" } } */
> > +/* { dg-final { scan-assembler "addr32 vgather" } } */
> > +
> > +#include <immintrin.h>
> > +
> > +volatile __m256i idx;
> > +volatile __mmask8 m8;
> > +
> > +void extern
> > +avx512pf_test (void)
> > +{
> > + _mm512_prefetch_i32gather_pd (idx, NULL, 8, _MM_HINT_T0);
> > + _mm512_mask_prefetch_i32gather_pd (idx, m8, NULL, 8, _MM_HINT_T0);
> > +}
> > diff --git a/gcc/testsuite/gcc.target/i386/pr89523-7.c
> > b/gcc/testsuite/gcc.target/i386/pr89523-7.c
> > new file mode 100644
> > index 00000000000..1c357bc8505
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-7.c
> > @@ -0,0 +1,19 @@
> > +/* { dg-do compile { target { ! ia32 } } } */
> > +/* { dg-require-effective-target maybe_x32 } */
> > +/* { dg-options "-mx32 -O2 -mavx512f" } */
> > +/* { dg-final { scan-assembler "\tvscatter" } } */
> > +/* { dg-final { scan-assembler-not "addr32 vscatter" } } */
> > +
> > +#include <immintrin.h>
> > +
> > +volatile __m512d src;
> > +volatile __m256i idx;
> > +volatile __mmask8 m8;
> > +double *addr;
> > +
> > +void extern
> > +avx512f_test (void)
> > +{
> > + _mm512_i32scatter_pd (addr, idx, src, 8);
> > + _mm512_mask_i32scatter_pd (addr, m8, idx, src, 8);
> > +}
> > diff --git a/gcc/testsuite/gcc.target/i386/pr89523-8.c
> > b/gcc/testsuite/gcc.target/i386/pr89523-8.c
> > new file mode 100644
> > index 00000000000..37b0a0bebb7
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-8.c
> > @@ -0,0 +1,19 @@
> > +/* { dg-do compile { target { ! ia32 } } } */
> > +/* { dg-require-effective-target maybe_x32 } */
> > +/* { dg-options "-mx32 -O2 -mavx512f" } */
> > +/* { dg-final { scan-assembler "\tvscatter" } } */
> > +/* { dg-final { scan-assembler-not "addr32 vscatter" } } */
> > +
> > +#include <immintrin.h>
> > +
> > +volatile __m512d src;
> > +volatile __m512i idx;
> > +volatile __mmask8 m8;
> > +double *addr;
> > +
> > +void extern
> > +avx512f_test (void)
> > +{
> > + _mm512_i64scatter_pd (addr, idx, src, 8);
> > + _mm512_mask_i64scatter_pd (addr, m8, idx, src, 8);
> > +}
> > diff --git a/gcc/testsuite/gcc.target/i386/pr89523-9.c
> > b/gcc/testsuite/gcc.target/i386/pr89523-9.c
> > new file mode 100644
> > index 00000000000..a878f1e9efb
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-9.c
> > @@ -0,0 +1,16 @@
> > +/* { dg-do compile { target { ! ia32 } } } */
> > +/* { dg-require-effective-target maybe_x32 } */
> > +/* { dg-options "-mx32 -O2 -mavx512f" } */
> > +/* { dg-final { scan-assembler-not "\tvscatter" } } */
> > +/* { dg-final { scan-assembler "addr32 vscatter" } } */
> > +
> > +#include <immintrin.h>
> > +
> > +volatile __m512d src;
> > +volatile __m256i idx;
> > +
> > +void extern
> > +avx512f_test (void)
> > +{
> > + _mm512_i32scatter_pd (NULL, idx, src, 8);
> > +}
> > --
> > 2.20.1
> >
--
H.J.
