Commit 94a73152 by Uros Bizjak Committed by Uros Bizjak

re PR tree-optimization/33597 (Internal compiler error while compiling libswscale from ffmpeg)

        PR tree-optimization/33597
        * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
        for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.

testsuite/ChangeLog:

        PR tree-optimization/33597
        * gcc.dg/vect/pr33597.c: New testcase.

From-SVN: r128891
parent dc472c59
2007-09-30 Uros Bizjak <ubizjak@gmail.com>
PR tree-optimization/33597
* tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2007-09-28 Uros Bizjak <ubizjak@gmail.com> 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p () * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2007-09-30 Uros Bizjak <ubizjak@gmail.com>
PR tree-optimization/33597
* gcc.dg/vect/pr33597.c: New testcase.
2007-09-29 Uros Bizjak <ubizjak@gmail.com> 2007-09-29 Uros Bizjak <ubizjak@gmail.com>
* gcc.target/i386/sse5-convert.c: Fix target selector and rename to... * gcc.target/i386/sse5-convert.c: Fix target selector and rename to...
/* { dg-do compile } */
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
void
rgb15to24_C (const uint8_t * src, uint8_t * dst, long src_size)
{
const uint16_t *end;
const uint16_t *s = (uint16_t *)src;
uint8_t *d = (uint8_t *)dst;
end = s + src_size/2;
while (s < end)
{
uint16_t bgr = *s++;
*d++ = (bgr&0x1F)<<3;
*d++ = (bgr&0x3E0)>>2;
*d++ = (bgr&0x7C00)>>7;
}
}
/* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -2696,6 +2696,13 @@ vect_build_slp_tree (loop_vec_info loop_vinfo, slp_tree *node, ...@@ -2696,6 +2696,13 @@ vect_build_slp_tree (loop_vec_info loop_vinfo, slp_tree *node,
return false; return false;
} }
icode = (int) optab->handlers[(int) vec_mode].insn_code; icode = (int) optab->handlers[(int) vec_mode].insn_code;
if (icode == CODE_FOR_nothing)
{
if (vect_print_dump_info (REPORT_SLP))
fprintf (vect_dump,
"Build SLP failed: op not supported by target.");
return false;
}
optab_op2_mode = insn_data[icode].operand[2].mode; optab_op2_mode = insn_data[icode].operand[2].mode;
if (!VECTOR_MODE_P (optab_op2_mode)) if (!VECTOR_MODE_P (optab_op2_mode))
{ {
......
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