re PR inline-asm/30505 (asm operand has impossible constraints.)
PR inline-asm/30505 * reload1.c (reload): Do invalid ASM checking after cleanup_subreg_operands. * gcc.target/i386/pr30505.c: New test. From-SVN: r123072
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@ -1,3 +1,9 @@
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2007-03-20 Jakub Jelinek <jakub@redhat.com>
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PR inline-asm/30505
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* reload1.c (reload): Do invalid ASM checking after
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cleanup_subreg_operands.
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2007-03-19 Jeff Law <law@redhat.com>
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* tree-cfg.c (find_taken_edge): Tighten conditions for
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@ -1173,20 +1173,6 @@ reload (rtx first, int global)
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{
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rtx *pnote;
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/* Clean up invalid ASMs so that they don't confuse later passes.
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See PR 21299. */
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if (asm_noperands (PATTERN (insn)) >= 0)
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{
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extract_insn (insn);
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if (!constrain_operands (1))
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{
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error_for_asm (insn,
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"%<asm%> operand has impossible constraints");
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delete_insn (insn);
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continue;
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}
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}
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if (CALL_P (insn))
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replace_pseudos_in (& CALL_INSN_FUNCTION_USAGE (insn),
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VOIDmode, CALL_INSN_FUNCTION_USAGE (insn));
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@ -1245,8 +1231,22 @@ reload (rtx first, int global)
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add_auto_inc_notes (insn, PATTERN (insn));
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#endif
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/* And simplify (subreg (reg)) if it appears as an operand. */
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/* Simplify (subreg (reg)) if it appears as an operand. */
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cleanup_subreg_operands (insn);
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/* Clean up invalid ASMs so that they don't confuse later passes.
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See PR 21299. */
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if (asm_noperands (PATTERN (insn)) >= 0)
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{
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extract_insn (insn);
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if (!constrain_operands (1))
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{
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error_for_asm (insn,
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"%<asm%> operand has impossible constraints");
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delete_insn (insn);
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continue;
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}
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}
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}
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/* If we are doing stack checking, give a warning if this function's
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@ -1,3 +1,8 @@
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2007-03-20 Jakub Jelinek <jakub@redhat.com>
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PR inline-asm/30505
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* gcc.target/i386/pr30505.c: New test.
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2007-03-19 Mark Shinwell <shinwell@codesourcery.com>
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* gcc.target/arm/register-variables.c: New.
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@ -0,0 +1,19 @@
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/* PR inline-asm/30505 */
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/* { dg-do compile { target ilp32 } } */
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/* { dg-options "-O2" } */
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unsigned long long a, c;
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unsigned int b, d;
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void
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test ()
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{
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unsigned int e, f;
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__asm__ ("divl %5;movl %1, %0;movl %4, %1;divl %5"
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: "=&rm" (e), "=a" (f), "=d" (d)
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: "1" ((unsigned int) (a >> 32)), "g" ((unsigned int) a),
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"rm" (b), "2" (0)
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: "cc");
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c = (unsigned long long) e << 32 | f;
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}
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