From cf9473b55cd7e7accf475735fb9ff387f0d504e0 Mon Sep 17 00:00:00 2001 From: bernds Date: Thu, 17 May 2001 11:26:04 +0000 Subject: Fix c/2728 git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@42195 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/ChangeLog | 5 +++++ gcc/stmt.c | 8 ++++++-- 2 files changed, 11 insertions(+), 2 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 922449992f4..72ea1fd02c2 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2001-05-17 Bernd Schmidt + + * stmt.c (expand_asm_operands): For inout operands, make sure + the substitution of '=' for '+' makes it into the rtl. + 2001-05-17 Gerald Pfeifer * gcc.texi (gccbug): Refer to the web pages for detailed information diff --git a/gcc/stmt.c b/gcc/stmt.c index 917f46ba609..433908aa024 100644 --- a/gcc/stmt.c +++ b/gcc/stmt.c @@ -1328,6 +1328,8 @@ expand_asm_operands (string, outputs, inputs, clobbers, vol, filename, line) rtx *real_output_rtx = (rtx *) alloca (noutputs * sizeof (rtx)); enum machine_mode *inout_mode = (enum machine_mode *) alloca (noutputs * sizeof (enum machine_mode)); + const char **output_constraints + = alloca (noutputs * sizeof (const char *)); /* The insn we have emitted. */ rtx insn; int old_generating_concat_p = generating_concat_p; @@ -1426,6 +1428,7 @@ expand_asm_operands (string, outputs, inputs, clobbers, vol, filename, line) message. */ constraint = TREE_STRING_POINTER (TREE_PURPOSE (tail)); + output_constraints[i] = constraint; c_len = strlen (constraint); /* Allow the `=' or `+' to not be at the beginning of the string, @@ -1455,6 +1458,7 @@ expand_asm_operands (string, outputs, inputs, clobbers, vol, filename, line) memcpy (buf + 1, constraint, j); memcpy (buf + 1 + j, p + 1, c_len - j); /* not -j-1 - copy null */ constraint = ggc_alloc_string (buf, c_len); + output_constraints[i] = constraint; if (j) warning ( @@ -1824,7 +1828,7 @@ expand_asm_operands (string, outputs, inputs, clobbers, vol, filename, line) if (noutputs == 1 && nclobbers == 0) { ASM_OPERANDS_OUTPUT_CONSTRAINT (body) - = TREE_STRING_POINTER (TREE_PURPOSE (outputs)); + = output_constraints[0]; insn = emit_insn (gen_rtx_SET (VOIDmode, output_rtx[0], body)); } @@ -1853,7 +1857,7 @@ expand_asm_operands (string, outputs, inputs, clobbers, vol, filename, line) gen_rtx_ASM_OPERANDS (GET_MODE (output_rtx[i]), TREE_STRING_POINTER (string), - TREE_STRING_POINTER (TREE_PURPOSE (tail)), + output_constraints[i], i, argvec, constraints, filename, line)); -- cgit v1.2.3