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| author | Jakub Jelinek <jakub@redhat.com> | 2019-02-13 13:12:09 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2019-02-13 13:12:09 +0100 |
| commit | 548538ce07ce78151dbaf2efdf48bb514794b915 (patch) | |
| tree | 9420126e9f24d69f2dfbe33f50ff59790ca3c291 | |
| parent | eeebb022b22ec51557bc1c731dc168d58c6e1cd3 (diff) | |
| download | gcc-548538ce07ce78151dbaf2efdf48bb514794b915.zip gcc-548538ce07ce78151dbaf2efdf48bb514794b915.tar.gz gcc-548538ce07ce78151dbaf2efdf48bb514794b915.tar.bz2 | |
re PR middle-end/89281 (gcc/optabs.c:3901:30: runtime error: shift exponent 32 is too large for 32-bit type 'int')
PR middle-end/89281
* optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
INTVAL (size), compare it to GET_MODE_MASK instead of
1 << GET_MODE_BITSIZE.
From-SVN: r268841
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/optabs.c | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 832f1a3..b766cb8 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 2019-02-13 Jakub Jelinek <jakub@redhat.com> + PR middle-end/89281 + * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of + INTVAL (size), compare it to GET_MODE_MASK instead of + 1 << GET_MODE_BITSIZE. + PR target/89290 * config/i386/predicates.md (x86_64_immediate_operand): Allow TLS UNSPECs offsetted by signed 32-bit CONST_INT even with diff --git a/gcc/optabs.c b/gcc/optabs.c index f2ca435..a0e361b 100644 --- a/gcc/optabs.c +++ b/gcc/optabs.c @@ -3898,7 +3898,7 @@ prepare_cmp_insn (rtx x, rtx y, enum rtx_code comparison, rtx size, /* Must make sure the size fits the insn's mode. */ if (CONST_INT_P (size) - ? INTVAL (size) >= (1 << GET_MODE_BITSIZE (cmp_mode)) + ? UINTVAL (size) > GET_MODE_MASK (cmp_mode) : (GET_MODE_BITSIZE (as_a <scalar_int_mode> (GET_MODE (size))) > GET_MODE_BITSIZE (cmp_mode))) continue; |