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| author | liuhongt <hongtao.liu@intel.com> | 2020-07-22 14:37:24 +0800 |
|---|---|---|
| committer | liuhongt <hongtao.liu@intel.com> | 2020-08-22 00:53:20 +0800 |
| commit | c44c2a3b0559979e3694ee2ab6860ec95fa3068a (patch) | |
| tree | 7ab66f51a2d240ecce88954c7619ef0303648643 | |
| parent | b46584d7836bee011facdf946fd7241c748d66f0 (diff) | |
| download | gcc-c44c2a3b0559979e3694ee2ab6860ec95fa3068a.zip gcc-c44c2a3b0559979e3694ee2ab6860ec95fa3068a.tar.gz gcc-c44c2a3b0559979e3694ee2ab6860ec95fa3068a.tar.bz2 | |
Using gen_int_mode instead of GEN_INT to avoid ICE caused by type promotion.
2020-07-22 Hongtao Liu <hongtao.liu@intel.com>
gcc/
PR target/96262
* config/i386/i386-expand.c
(ix86_expand_vec_shift_qihi_constant): Refine.
gcc/testsuite/
* gcc.target/i386/pr96262-1.c: New test.
| -rw-r--r-- | gcc/config/i386/i386-expand.c | 6 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr96262-1.c | 11 |
2 files changed, 14 insertions, 3 deletions
diff --git a/gcc/config/i386/i386-expand.c b/gcc/config/i386/i386-expand.c index 6161863..a284f7e 100644 --- a/gcc/config/i386/i386-expand.c +++ b/gcc/config/i386/i386-expand.c @@ -19604,7 +19604,7 @@ bool ix86_expand_vec_shift_qihi_constant (enum rtx_code code, rtx dest, rtx op1, rtx op2) { machine_mode qimode, himode; - unsigned int and_constant, xor_constant; + HOST_WIDE_INT and_constant, xor_constant; HOST_WIDE_INT shift_amount; rtx vec_const_and, vec_const_xor; rtx tmp, op1_subreg; @@ -19679,7 +19679,7 @@ ix86_expand_vec_shift_qihi_constant (enum rtx_code code, rtx dest, rtx op1, rtx emit_move_insn (dest, simplify_gen_subreg (qimode, tmp, himode, 0)); emit_move_insn (vec_const_and, ix86_build_const_vector (qimode, true, - GEN_INT (and_constant))); + gen_int_mode (and_constant, QImode))); emit_insn (gen_and (dest, dest, vec_const_and)); /* For ASHIFTRT, perform extra operation like @@ -19690,7 +19690,7 @@ ix86_expand_vec_shift_qihi_constant (enum rtx_code code, rtx dest, rtx op1, rtx vec_const_xor = gen_reg_rtx (qimode); emit_move_insn (vec_const_xor, ix86_build_const_vector (qimode, true, - GEN_INT (xor_constant))); + gen_int_mode (xor_constant, QImode))); emit_insn (gen_xor (dest, dest, vec_const_xor)); emit_insn (gen_sub (dest, dest, vec_const_xor)); } diff --git a/gcc/testsuite/gcc.target/i386/pr96262-1.c b/gcc/testsuite/gcc.target/i386/pr96262-1.c new file mode 100644 index 0000000..1825388 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr96262-1.c @@ -0,0 +1,11 @@ +/* PR target/96262 */ +/* { dg-do compile } */ +/* { dg-options "-mavx512bw -O" } */ + +typedef char __attribute__ ((__vector_size__ (64))) V; + +V +foo (V v) +{ + return ~(v << 1); +} |