V2 [PATCH] x32: Add addr32 prefix to UNSPEC_VSIBADDR instructions
H.J. Lu
hjl.tools@gmail.com
Thu Mar 14 08:34:00 GMT 2019
On Mon, Mar 4, 2019 at 10:09 PM Uros Bizjak <ubizjak@gmail.com> wrote:
>
> On Mon, Mar 4, 2019 at 2:54 PM H.J. Lu <hjl.tools@gmail.com> wrote:
> >
> > On Sun, Mar 03, 2019 at 10:34:29PM +0100, Uros Bizjak wrote:
> > > On Sun, Mar 3, 2019 at 10:18 PM H.J. Lu <hjl.tools@gmail.com> wrote:
> > > >
> > > > On Sun, Mar 3, 2019 at 9:27 AM Uros Bizjak <ubizjak@gmail.com> wrote:
> > > > >
> > > > > On Thu, Feb 28, 2019 at 8:10 PM H.J. Lu <hjl.tools@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 "%^".
> > >
> > > Yes, using %^ is what I think would be the optimal solution. Other
> > > than that, in your proposed patch, operand-less %_ scans the entire
> > > current_output_insn to dig to the UNSPEC_VSIBADDR. You can just use
> > > operand substitution, and do e.g. "%X2vgatherpf0..." where 'X'
> > > processes operand 2 (vsib_address_operand) and conditionally outputs
> > > addr32.
> > >
> > > BTW: In a new version of the patch, please specify what is changed
> > > from the previous version. Otherwise, review of a new version is more
> > > or less a guesswork what changed.
> > >
> >
> > Here is the updated patch. The change is
> >
> > return "%P5vscatterpf1<ssemodesuffix>ps\t{%5%{%0%}|%X5%{%0%}}";
> >
> > instead of
> >
> > return "%^vscatterpf1<ssemodesuffix>ps\t{%5%{%0%}|%X5%{%0%}}";
>
> Did I miss some version of the patch that introduced %^? You used %_
> in your previous patch. Did your try with %^?
Yes. It is very similar to
https://gcc.gnu.org/ml/gcc-patches/2019-02/msg02109.html
with
+ 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;
+ }
+ }
+ }
> > We can't use the %X5 since %X5 is used on operands.
>
> So, please introduce some other modifier ("X" was not to be taken
> literally, but *some* letter). Why are you overloading 'P'?
Here is the updated patch with the 'M' modifier.
H.J.
> I don't know why are you using operand 5 here, you can use operand 2 directly.
> Uros.
>
> > I also added a test for -maddress-mode=long.
> >
> >
> > H.J.
> > ---
> > 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
> >
> > gcc/
> >
> > PR target/89523
> > * config/i386/i386.c (ix86_print_operand): Handle UNSPEC_VSIBADDR
> > instructions for '%P' to add addr32 prefix if required.
> > * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
> > "%P5" to opcode.
> > (*avx512pf_gatherpf<mode>df_mask): Likewise.
> > (*avx512pf_scatterpf<mode>sf_mask): Likewise.
> > (*avx512pf_scatterpf<mode>df_mask): Likewise.
> > (*avx2_gathersi<mode>): Prepend "%P7" to opcode.
> > (*avx2_gathersi<mode>_2): Prepend "%P6" to opcode.
> > (*avx2_gatherdi<mode>): Prepend "%P7" to opcode.
> > (*avx2_gatherdi<mode>_2): Prepend "%P6" to opcode.
> > (*avx2_gatherdi<mode>_3): Prepend "%P7" to opcode.
> > (*avx2_gatherdi<mode>_4): Prepend "%P6" to opcode.`
> > (*avx512f_gathersi<mode>): Prepend "%P5" to opcode.
> > (*avx512f_gathersi<mode>_2): Prepend "%P6" to opcode.
> > (*avx512f_gatherdi<mode>): Prepend "%P5" to opcode.
> > (*avx512f_gatherdi<mode>_2): Likewise.
> > (*avx512f_scattersi<mode>): Likewise.
> > (*avx512f_scatterdi<mode>): Likewise.
> >
> > gcc/testsuite/
> >
> > PR target/89523
> > * gcc.target/i386/pr89523-1a.c: New test.
> > * gcc.target/i386/pr89523-1b.c: Likewise.
> > * 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.
> > ---
> > gcc/config/i386/i386.c | 35 +++++++++++++++-
> > gcc/config/i386/sse.md | 46 +++++++++++-----------
> > gcc/testsuite/gcc.target/i386/pr89523-1a.c | 24 +++++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-1b.c | 7 ++++
> > gcc/testsuite/gcc.target/i386/pr89523-2.c | 37 +++++++++++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-3.c | 36 +++++++++++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-4.c | 36 +++++++++++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-5.c | 39 ++++++++++++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-6.c | 38 ++++++++++++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-7.c | 42 ++++++++++++++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-8.c | 41 +++++++++++++++++++
> > gcc/testsuite/gcc.target/i386/pr89523-9.c | 30 ++++++++++++++
> > 12 files changed, 386 insertions(+), 25 deletions(-)
> > create mode 100644 gcc/testsuite/gcc.target/i386/pr89523-1a.c
> > create mode 100644 gcc/testsuite/gcc.target/i386/pr89523-1b.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 c8f9957163b..ae9befb638d 100644
> > --- a/gcc/config/i386/i386.c
> > +++ b/gcc/config/i386/i386.c
> > @@ -17793,7 +17793,8 @@ print_reg (rtx x, int code, FILE *file)
> > y -- print "st(0)" instead of "st" as a register.
> > d -- print duplicated register operand for AVX instruction.
> > D -- print condition for SSE cmp instruction.
> > - P -- if PIC, print an @PLT suffix.
> > + P -- if PIC, print an @PLT suffix or print addr32 prefix for
> > + TARGET_X32 with UNSPEC_VSIBADDR operand.
> > p -- print raw symbol name.
> > X -- don't print any sort of PIC '@' suffix for a symbol.
> > & -- print some in-use local-dynamic symbol name.
> > @@ -18010,6 +18011,37 @@ ix86_print_operand (FILE *file, rtx x, int code)
> > output_operand_lossage ("invalid operand size for operand code 'Z'");
> > return;
> >
> > + case 'P':
> > + if (MEM_P (x))
> > + {
> > + x = XEXP (x, 0);
> > + if (GET_CODE (x) == UNSPEC
> > + || XINT (x, 1) == UNSPEC_VSIBADDR)
> > + {
> > + if (TARGET_X32)
> > + {
> > + /* 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 (x, 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);
> > + }
> > + return;
> > + }
> > + }
> > + break;
> > +
> > case 'd':
> > case 'b':
> > case 'w':
> > @@ -18021,7 +18053,6 @@ ix86_print_operand (FILE *file, rtx x, int code)
> > case 'y':
> > case 'x':
> > case 'X':
> > - case 'P':
> > case 'p':
> > case 'V':
> > break;
> > diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md
> > index ac299495b2c..ac500f9cc63 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 "%P5vgatherpf0<ssemodesuffix>ps\t{%5%{%0%}|%X5%{%0%}}";
> > case 2:
> > - return "vgatherpf1<ssemodesuffix>ps\t{%5%{%0%}|%X5%{%0%}}";
> > + return "%P5vgatherpf1<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 "%P5vgatherpf0<ssemodesuffix>pd\t{%5%{%0%}|%X5%{%0%}}";
> > case 2:
> > - return "vgatherpf1<ssemodesuffix>pd\t{%5%{%0%}|%X5%{%0%}}";
> > + return "%P5vgatherpf1<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 "%P5vscatterpf0<ssemodesuffix>ps\t{%5%{%0%}|%X5%{%0%}}";
> > case 2:
> > case 6:
> > - return "vscatterpf1<ssemodesuffix>ps\t{%5%{%0%}|%X5%{%0%}}";
> > + return "%P5vscatterpf1<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 "%P5vscatterpf0<ssemodesuffix>pd\t{%5%{%0%}|%X5%{%0%}}";
> > case 2:
> > case 6:
> > - return "vscatterpf1<ssemodesuffix>pd\t{%5%{%0%}|%X5%{%0%}}";
> > + return "%P5vscatterpf1<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}"
> > + "%P7v<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}"
> > + "%P6v<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}"
> > + "%P7v<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 "%P6v<sseintprefix>gatherq<ssemodesuffix>\t{%4, %6, %x0|%x0, %6, %4}";
> > + return "%P6v<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}"
> > + "%P7v<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}"
> > + "%P6v<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}"
> > + "%P6v<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}"
> > + "%P5v<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}"
> > + "%P6v<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 "%P5v<sseintprefix>gatherq<ssemodesuffix>\t{%5, %x0%{%1%}|%x0%{%1%}, %X5}";
> > else
> > - return "v<sseintprefix>gatherq<ssemodesuffix>\t{%5, %t0%{%1%}|%t0%{%1%}, %X5}";
> > + return "%P5v<sseintprefix>gatherq<ssemodesuffix>\t{%5, %t0%{%1%}|%t0%{%1%}, %X5}";
> > }
> > - return "v<sseintprefix>gatherq<ssemodesuffix>\t{%5, %0%{%1%}|%0%{%1%}, %X5}";
> > + return "%P5v<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}"
> > + "%P5v<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}"
> > + "%P5v<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/pr89523-1a.c b/gcc/testsuite/gcc.target/i386/pr89523-1a.c
> > new file mode 100644
> > index 00000000000..0d0edab0363
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-1a.c
> > @@ -0,0 +1,24 @@
> > +/* { dg-do compile { target { ! ia32 } } } */
> > +/* { dg-require-effective-target maybe_x32 } */
> > +/* { dg-options "-maddress-mode=short -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/pr89523-1b.c b/gcc/testsuite/gcc.target/i386/pr89523-1b.c
> > new file mode 100644
> > index 00000000000..6a5c1d43625
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-1b.c
> > @@ -0,0 +1,7 @@
> > +/* { dg-do compile { target { ! ia32 } } } */
> > +/* { dg-require-effective-target maybe_x32 } */
> > +/* { dg-options "-maddress-mode=long -mx32 -Ofast -funroll-loops -march=haswell" } */
> > +/* { dg-final { scan-assembler-not "\tvgather" } } */
> > +/* { dg-final { scan-assembler "addr32 vgather" } } */
> > +
> > +#include "pr89523-1a.c"
> > 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..2ffbffe5e40
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-2.c
> > @@ -0,0 +1,37 @@
> > +/* { 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" } } */
> > +
> > +typedef double __v2df __attribute__ ((__vector_size__ (16)));
> > +typedef int __v4si __attribute__ ((__vector_size__ (16)));
> > +typedef long long __v2di __attribute__ ((__vector_size__ (16)));
> > +
> > +typedef long long __m128i __attribute__ ((__vector_size__ (16), __may_alias__));
> > +typedef double __m128d __attribute__ ((__vector_size__ (16), __may_alias__));
> > +
> > +extern __inline __m128d
> > +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
> > +_mm_i32gather_pd (double const *__base, __m128i __index, const int __scale)
> > +{
> > + __v2df __zero = { 0.0, 0.0 };
> > + __v2df __mask = __builtin_ia32_cmpeqpd (__zero, __zero);
> > + __v2df x = x;
> > +
> > + return (__m128d) __builtin_ia32_gathersiv2df (x,
> > + __base,
> > + (__v4si)__index,
> > + __mask,
> > + __scale);
> > +}
> > +
> > +__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..fc3631b694b
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-3.c
> > @@ -0,0 +1,36 @@
> > +/* { 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" } } */
> > +
> > +typedef double __v2df __attribute__ ((__vector_size__ (16)));
> > +typedef int __v4si __attribute__ ((__vector_size__ (16)));
> > +typedef long long __v2di __attribute__ ((__vector_size__ (16)));
> > +
> > +typedef long long __m128i __attribute__ ((__vector_size__ (16), __may_alias__));
> > +typedef double __m128d __attribute__ ((__vector_size__ (16), __may_alias__));
> > +
> > +extern __inline __m128d
> > +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
> > +_mm_i64gather_pd (double const *__base, __m128i __index, const int __scale)
> > +{
> > + __v2df __zero = { 0.0, 0.0 };
> > + __v2df __mask = __builtin_ia32_cmpeqpd (__zero, __zero);
> > +
> > + return (__m128d) __builtin_ia32_gatherdiv2df (__zero,
> > + __base,
> > + (__v2di)__index,
> > + __mask,
> > + __scale);
> > +}
> > +
> > +__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..3436e5dcae3
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-4.c
> > @@ -0,0 +1,36 @@
> > +/* { 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" } } */
> > +
> > +typedef double __v2df __attribute__ ((__vector_size__ (16)));
> > +typedef int __v4si __attribute__ ((__vector_size__ (16)));
> > +typedef long long __v2di __attribute__ ((__vector_size__ (16)));
> > +
> > +typedef long long __m128i __attribute__ ((__vector_size__ (16), __may_alias__));
> > +typedef double __m128d __attribute__ ((__vector_size__ (16), __may_alias__));
> > +
> > +extern __inline __m128d
> > +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
> > +_mm_i32gather_pd (double const *__base, __m128i __index, const int __scale)
> > +{
> > + __v2df __zero = { 0.0, 0.0 };
> > + __v2df __mask = __builtin_ia32_cmpeqpd (__zero, __zero);
> > + __v2df x = x;
> > +
> > + return (__m128d) __builtin_ia32_gathersiv2df (x,
> > + __base,
> > + (__v4si)__index,
> > + __mask,
> > + __scale);
> > +}
> > +
> > +__m128d x;
> > +__m128i idx;
> > +
> > +void extern
> > +avx2_test (void)
> > +{
> > + x = _mm_i32gather_pd ((void *) 0, 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..6a769c7a249
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-5.c
> > @@ -0,0 +1,39 @@
> > +/* { 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" } } */
> > +
> > +typedef int __v8si __attribute__ ((__vector_size__ (32)));
> > +typedef long long __m256i __attribute__ ((__vector_size__ (32),
> > + __may_alias__));
> > +typedef unsigned char __mmask8;
> > +
> > +extern __inline void
> > +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
> > +_mm512_prefetch_i32gather_pd (__m256i __index, void const *__addr,
> > + int __scale, int __hint)
> > +{
> > + __builtin_ia32_gatherpfdpd ((__mmask8) 0xFF, (__v8si) __index, __addr,
> > + __scale, __hint);
> > +}
> > +
> > +extern __inline void
> > +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
> > +_mm512_mask_prefetch_i32gather_pd (__m256i __index, __mmask8 __mask,
> > + void const *__addr, int __scale, int __hint)
> > +{
> > + __builtin_ia32_gatherpfdpd (__mask, (__v8si) __index, __addr, __scale,
> > + __hint);
> > +}
> > +
> > +volatile __m256i idx;
> > +volatile __mmask8 m8;
> > +void *base;
> > +
> > +void extern
> > +avx512pf_test (void)
> > +{
> > + _mm512_prefetch_i32gather_pd (idx, base, 8, 3);
> > + _mm512_mask_prefetch_i32gather_pd (idx, m8, base, 8, 3);
> > +}
> > 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..82f795e085c
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-6.c
> > @@ -0,0 +1,38 @@
> > +/* { 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" } } */
> > +
> > +typedef int __v8si __attribute__ ((__vector_size__ (32)));
> > +typedef long long __m256i __attribute__ ((__vector_size__ (32),
> > + __may_alias__));
> > +typedef unsigned char __mmask8;
> > +
> > +extern __inline void
> > +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
> > +_mm512_prefetch_i32gather_pd (__m256i __index, void const *__addr,
> > + int __scale, int __hint)
> > +{
> > + __builtin_ia32_gatherpfdpd ((__mmask8) 0xFF, (__v8si) __index, __addr,
> > + __scale, __hint);
> > +}
> > +
> > +extern __inline void
> > +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
> > +_mm512_mask_prefetch_i32gather_pd (__m256i __index, __mmask8 __mask,
> > + void const *__addr, int __scale, int __hint)
> > +{
> > + __builtin_ia32_gatherpfdpd (__mask, (__v8si) __index, __addr, __scale,
> > + __hint);
> > +}
> > +
> > +volatile __m256i idx;
> > +volatile __mmask8 m8;
> > +
> > +void extern
> > +avx512pf_test (void)
> > +{
> > + _mm512_prefetch_i32gather_pd (idx, (void *) 0, 8, 3);
> > + _mm512_mask_prefetch_i32gather_pd (idx, m8, (void *) 0, 8, 3);
> > +}
> > 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..030b00d268a
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-7.c
> > @@ -0,0 +1,42 @@
> > +/* { 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" } } */
> > +
> > +typedef int __v8si __attribute__ ((__vector_size__ (32)));
> > +typedef double __v8df __attribute__ ((__vector_size__ (64)));
> > +typedef long long __m256i __attribute__ ((__vector_size__ (32),
> > + __may_alias__));
> > +typedef double __m512d __attribute__ ((__vector_size__ (64), __may_alias__));
> > +typedef unsigned char __mmask8;
> > +
> > +extern __inline void
> > +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
> > +_mm512_i32scatter_pd (void *__addr, __m256i __index, __m512d __v1,
> > + int __scale)
> > +{
> > + __builtin_ia32_scattersiv8df (__addr, (__mmask8) 0xFF,
> > + (__v8si) __index, (__v8df) __v1, __scale);
> > +}
> > +
> > +extern __inline void
> > +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
> > +_mm512_mask_i32scatter_pd (void *__addr, __mmask8 __mask,
> > + __m256i __index, __m512d __v1, int __scale)
> > +{
> > + __builtin_ia32_scattersiv8df (__addr, __mask, (__v8si) __index,
> > + (__v8df) __v1, __scale);
> > +}
> > +
> > +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..465c985c2b7
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-8.c
> > @@ -0,0 +1,41 @@
> > +/* { 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" } } */
> > +
> > +typedef long long __v8di __attribute__ ((__vector_size__ (64)));
> > +typedef double __v8df __attribute__ ((__vector_size__ (64)));
> > +typedef long long __m512i __attribute__ ((__vector_size__ (64), __may_alias__));
> > +typedef double __m512d __attribute__ ((__vector_size__ (64), __may_alias__));
> > +typedef unsigned char __mmask8;
> > +
> > +extern __inline void
> > +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
> > +_mm512_i64scatter_pd (void *__addr, __m512i __index, __m512d __v1,
> > + int __scale)
> > +{
> > + __builtin_ia32_scatterdiv8df (__addr, (__mmask8) 0xFF,
> > + (__v8di) __index, (__v8df) __v1, __scale);
> > +}
> > +
> > +extern __inline void
> > +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
> > +_mm512_mask_i64scatter_pd (void *__addr, __mmask8 __mask,
> > + __m512i __index, __m512d __v1, int __scale)
> > +{
> > + __builtin_ia32_scatterdiv8df (__addr, __mask, (__v8di) __index,
> > + (__v8df) __v1, __scale);
> > +}
> > +
> > +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..e9323126bd6
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/pr89523-9.c
> > @@ -0,0 +1,30 @@
> > +/* { 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" } } */
> > +
> > +typedef int __v8si __attribute__ ((__vector_size__ (32)));
> > +typedef double __v8df __attribute__ ((__vector_size__ (64)));
> > +typedef long long __m256i __attribute__ ((__vector_size__ (32),
> > + __may_alias__));
> > +typedef double __m512d __attribute__ ((__vector_size__ (64), __may_alias__));
> > +typedef unsigned char __mmask8;
> > +
> > +extern __inline void
> > +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
> > +_mm512_i32scatter_pd (void *__addr, __m256i __index, __m512d __v1,
> > + int __scale)
> > +{
> > + __builtin_ia32_scattersiv8df (__addr, (__mmask8) 0xFF,
> > + (__v8si) __index, (__v8df) __v1, __scale);
> > +}
> > +
> > +volatile __m512d src;
> > +volatile __m256i idx;
> > +
> > +void extern
> > +avx512f_test (void)
> > +{
> > + _mm512_i32scatter_pd ((void *) 0, idx, src, 8);
> > +}
> > --
> > 2.20.1
> >
--
H.J.
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