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| author | liuhongt <hongtao.liu@intel.com> | 2024-06-13 09:53:58 +0800 |
|---|---|---|
| committer | liuhongt <hongtao.liu@intel.com> | 2024-06-13 12:55:01 +0800 |
| commit | f8bf80a4e1682b2238baad8c44939682f96b1fe0 (patch) | |
| tree | c3931a4dac28122e45bbd1774038f115ff865058 | |
| parent | b6eda6b61c52aa005bb07465969d2ef089eb28e6 (diff) | |
| download | gcc-f8bf80a4e1682b2238baad8c44939682f96b1fe0.zip gcc-f8bf80a4e1682b2238baad8c44939682f96b1fe0.tar.gz gcc-f8bf80a4e1682b2238baad8c44939682f96b1fe0.tar.bz2 | |
Fix ICE due to REGNO of a SUBREG.
Use reg_or_subregno instead.
gcc/ChangeLog:
PR target/115452
* config/i386/i386-features.cc (scalar_chain::convert_op): Use
reg_or_subregno instead of REGNO to avoid ICE.
gcc/testsuite/ChangeLog:
* gcc.target/i386/pr115452.c: New test.
| -rw-r--r-- | gcc/config/i386/i386-features.cc | 2 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr115452.c | 4 |
2 files changed, 5 insertions, 1 deletions
diff --git a/gcc/config/i386/i386-features.cc b/gcc/config/i386/i386-features.cc index e3e004d..607d199 100644 --- a/gcc/config/i386/i386-features.cc +++ b/gcc/config/i386/i386-features.cc @@ -1054,7 +1054,7 @@ scalar_chain::convert_op (rtx *op, rtx_insn *insn) if (dump_file) fprintf (dump_file, " Preloading operand for insn %d into r%d\n", - INSN_UID (insn), REGNO (tmp)); + INSN_UID (insn), reg_or_subregno (tmp)); } else if (REG_P (*op)) *op = gen_rtx_SUBREG (vmode, *op, 0); diff --git a/gcc/testsuite/gcc.target/i386/pr115452.c b/gcc/testsuite/gcc.target/i386/pr115452.c new file mode 100644 index 0000000..6c7935f --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr115452.c @@ -0,0 +1,4 @@ +/* { dg-do compile { target ia32 } } */ +/* { dg-options "-O2 -msse2 -mstv -mno-bmi -mno-stackrealign -fdump-rtl-stv2" } */ + +#include "pr70322-2.c" |