From: Michael Beck <beck@ipd.info.uni-karlsruhe.de>
Date: Fri, 23 Nov 2007 17:08:56 +0000 (+0000)
Subject: some preliminary long double support
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=02fa226ad2c2b28c43dcb7e1a138384a60700d10;p=libfirm

some preliminary long double support

[r16833]
---

diff --git a/ir/be/ia32/ia32_x87.c b/ir/be/ia32/ia32_x87.c
index 94740b4ef..7b7ce9d78 100644
--- a/ir/be/ia32/ia32_x87.c
+++ b/ir/be/ia32/ia32_x87.c
@@ -1213,8 +1213,9 @@ static int sim_store(x87_state *state, ir_node *n, ir_op *op, ir_op *op_p) {
 			Solution:
 				- stack not full: push value and fstp
 				- stack full: fstp value and load again
+			Note that we cannot test on mode_E, because floats might be 96bit ...
 		*/
-		if (mode == mode_E || mode == mode_Ls) {
+		if (get_mode_size_bits(mode) > 64 || mode == mode_Ls) {
 			if (depth < N_x87_REGS) {
 				/* ok, we have a free register: push + fstp */
 				x87_create_fpush(state, n, op2_idx, n_ia32_vfst_val);