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| author | Uros Bizjak <ubizjak@gmail.com> | 2019-03-26 19:59:14 +0100 |
|---|---|---|
| committer | Uros Bizjak <uros@gcc.gnu.org> | 2019-03-26 19:59:14 +0100 |
| commit | a48d7fa69843ab586f553a3d7d8a3546cc617692 (patch) | |
| tree | bdcdfe6c5e6848140de28e06c85fb4c753f4616d /gcc | |
| parent | 9df23a66ce63ac649eb523014c7678c947b73090 (diff) | |
| download | gcc-a48d7fa69843ab586f553a3d7d8a3546cc617692.zip gcc-a48d7fa69843ab586f553a3d7d8a3546cc617692.tar.gz gcc-a48d7fa69843ab586f553a3d7d8a3546cc617692.tar.bz2 | |
re PR target/89827 (ICE: in convert_op, at config/i386/i386.c:2098 with -Os -maes)
PR target/89827
* config/i386/i386.c (dimode_scalar_chain::convert_reg):
Also process XEXP (src, 0) of a shift insn.
testsuite/ChangeLog:
PR target/89827
* gcc.target/i386/pr89827.c: New test.
From-SVN: r269953
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 1 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr89827.c | 11 |
4 files changed, 23 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 48e4c86..c83f88a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2019-03-26 Uroš Bizjak <ubizjak@gmail.com> + + PR target/89827 + * config/i386/i386.c (dimode_scalar_chain::convert_reg): + Also process XEXP (src, 0) of a shift insn. + 2019-03-26 Richard Biener <rguenther@suse.de> * tree-inline.c (remap_gimple_stmt): Cache gimple_block. diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index b5f20f1..3ea5457 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -2040,6 +2040,7 @@ dimode_scalar_chain::convert_reg (unsigned regno) emit_insn_before (seq, insn); + XEXP (src, 0) = replace_with_subreg (XEXP (src, 0), reg, reg); XEXP (src, 1) = gen_rtx_SUBREG (DImode, tmp2, 0); } else if (!MEM_P (dst) || !REG_P (src)) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 16bfddf..2048487 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2019-03-26 Uroš Bizjak <ubizjak@gmail.com> + + PR target/89827 + * gcc.target/i386/pr89827.c: New test. + 2019-03-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> * g++.dg/abi/lambda-static-1.C: Handle Solaris as comdat group diff --git a/gcc/testsuite/gcc.target/i386/pr89827.c b/gcc/testsuite/gcc.target/i386/pr89827.c new file mode 100644 index 0000000..c6fb48b --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr89827.c @@ -0,0 +1,11 @@ +/* PR target/89827 */ +/* { dg-do compile { target ia32 } } */ +/* { dg-options "-O2 -msse2 -mstv -mno-stackrealign" } */ + +unsigned long long a; + +void +foo (void) +{ + a >>= (unsigned short) a; +} |