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re PR target/79807 (ICE in extract_insn, at recog.c:2311 (error: unrecognizable insn)) 

PR target/79807
	* config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
	is a memory operand, increase num_memory.
	(ix86_expand_args_builtin): Likewise.

	* gcc.target/i386/pr79807.c: New test.

From-SVN: r245871
This commit is contained in:
Jakub Jelinek 2017-03-03 13:24:53 +01:00 committed by Jakub Jelinek
parent 8479ed2c47
commit 93505ec51e
4 changed files with 28 additions and 0 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2017-03-03 Jakub Jelinek <jakub@redhat.com>
PR target/79807
* config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
is a memory operand, increase num_memory.
(ix86_expand_args_builtin): Likewise.
2017-03-03 Jan Hubicka <jh@suse.cz>
PR lto/79760

4
gcc/config/i386/i386.c
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@ -34249,6 +34249,8 @@ ix86_expand_multi_arg_builtin (enum insn_code icode, tree exp, rtx target,
|| GET_MODE (target) != tmode
|| !insn_data[icode].operand[0].predicate (target, tmode))
target = gen_reg_rtx (tmode);
else if (memory_operand (target, tmode))
num_memory++;
gcc_assert (nargs <= 4);
@ -35534,6 +35536,8 @@ ix86_expand_args_builtin (const struct builtin_description *d,
|| GET_MODE (target) != tmode
|| !insn_p->operand[0].predicate (target, tmode))
target = gen_reg_rtx (tmode);
else if (memory_operand (target, tmode))
num_memory++;
real_target = target;
}
else

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2017-03-03 Jakub Jelinek <jakub@redhat.com>
PR target/79807
* gcc.target/i386/pr79807.c: New test.
2017-03-03 Martin Liska <mliska@suse.cz>
PR tree-optimization/79803

12
gcc/testsuite/gcc.target/i386/pr79807.c Normal file
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@ -0,0 +1,12 @@
/* PR target/79807 */
/* { dg-do compile } */
/* { dg-options "-O0 -mavx -ffloat-store" } */
typedef double __v2df __attribute__ ((__vector_size__ (16)));
typedef double __v4df __attribute__ ((__vector_size__ (32)));
__v2df
foo (__v4df x)
{
return __builtin_ia32_pd_pd256 (x);
}