From d0470103a9e3432d0ed1a726369b8311631dcfe1 Mon Sep 17 00:00:00 2001 From: Ilya Enkovich Date: Thu, 26 Nov 2015 11:49:20 +0000 Subject: [PATCH] re PR target/68416 ([MPX] GCC emits a lot of redundant bndmov instructions) gcc/ 2015-11-26 Vladimir Makarov PR target/68416 * config/i386/i386.h (enum reg_class): Add bounds registers to ALL_REGS. gcc/testsuite/ 2015-11-26 Ilya Enkovich PR target/68416 * gcc.target/i386/mpx/pr68416.c: New test. From-SVN: r230938 --- gcc/ChangeLog | 6 ++++++ gcc/config/i386/i386.h | 2 +- gcc/testsuite/ChangeLog | 5 +++++ gcc/testsuite/gcc.target/i386/mpx/pr68416.c | 9 +++++++++ 4 files changed, 21 insertions(+), 1 deletion(-) create mode 100644 gcc/testsuite/gcc.target/i386/mpx/pr68416.c diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c021524d79f..55c8820cfe6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2015-11-26 Vladimir Makarov + + PR target/68416 + * config/i386/i386.h (enum reg_class): Add + bounds registers to ALL_REGS. + 2015-11-26 Jakub Jelinek PR tree-optimization/68128 diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h index ceda4722db9..e69c9cc4563 100644 --- a/gcc/config/i386/i386.h +++ b/gcc/config/i386/i386.h @@ -1457,7 +1457,7 @@ enum reg_class { 0x1ff1ffff,0xffffffe0, 0x1f }, /* FLOAT_INT_SSE_REGS */ \ { 0x0, 0x0, 0x1fc0 }, /* MASK_EVEX_REGS */ \ { 0x0, 0x0, 0x1fe0 }, /* MASK_REGS */ \ -{ 0xffffffff,0xffffffff, 0x1fff } \ +{ 0xffffffff,0xffffffff,0x1ffff } \ } /* The same information, inverted: diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 11521371373..6f6cc20ba0e 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2015-11-26 Ilya Enkovich + + PR target/68416 + * gcc.target/i386/mpx/pr68416.c: New test. + 2015-11-26 Paolo Carlini PR c++/67313 diff --git a/gcc/testsuite/gcc.target/i386/mpx/pr68416.c b/gcc/testsuite/gcc.target/i386/mpx/pr68416.c new file mode 100644 index 00000000000..10587edf251 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/mpx/pr68416.c @@ -0,0 +1,9 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -mmpx -fcheck-pointer-bounds" } */ +/* { dg-final { scan-assembler-not "bndmov" } } */ + +int +foo(int **arr, int i) +{ + return (*arr)[i]; +} -- 2.30.2