From: Aurelien Jarno <aurelien@aurel32.net>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [5759] target-sh4: fix fldi0/fldi1
Date: Thu, 20 Nov 2008 06:41:29 +0000 [thread overview]
Message-ID: <E1L33EH-0007pt-Hp@cvs.savannah.gnu.org> (raw)
Revision: 5759
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=5759
Author: aurel32
Date: 2008-11-20 06:41:29 +0000 (Thu, 20 Nov 2008)
Log Message:
-----------
target-sh4: fix fldi0/fldi1
fldi0/fldi1 should be executed as a nop if FPSCR.FR is set instead of
generating an exception. Reported by Laurent Desnogues.
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Modified Paths:
--------------
trunk/target-sh4/translate.c
Modified: trunk/target-sh4/translate.c
===================================================================
--- trunk/target-sh4/translate.c 2008-11-19 18:00:47 UTC (rev 5758)
+++ trunk/target-sh4/translate.c 2008-11-20 06:41:29 UTC (rev 5759)
@@ -1670,15 +1670,13 @@
case 0xf08d: /* fldi0 FRn - FPSCR: R[PR] */
if (!(ctx->fpscr & FPSCR_PR)) {
tcg_gen_movi_i32(cpu_fregs[FREG(B11_8)], 0);
- return;
}
- break;
+ return;
case 0xf09d: /* fldi1 FRn - FPSCR: R[PR] */
if (!(ctx->fpscr & FPSCR_PR)) {
tcg_gen_movi_i32(cpu_fregs[FREG(B11_8)], 0x3f800000);
- return;
}
- break;
+ return;
case 0xf0ad: /* fcnvsd FPUL,DRn */
{
TCGv_i64 fp = tcg_temp_new_i64();
reply other threads:[~2008-11-20 6:41 UTC|newest]
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