From: Mike Frysinger <vapier@gentoo.org>
To: gdb-patches@sourceware.org
Cc: Stuart Henderson <stuart.henderson@analog.com>
Subject: [PATCH] sim: bfin: add tests for new shift behavior
Date: Mon, 19 Mar 2012 05:26:00 -0000 [thread overview]
Message-ID: <201203190125.43703.vapier@gentoo.org> (raw)
In-Reply-To: <1332133480-23514-1-git-send-email-vapier@gentoo.org>
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and another test for this behavior
-mike
2012-03-19 Stuart Henderson <stuart.henderson@analog.com>
* c_dsp32shiftim_amix.s: Check edge cases in shift behavior.
--- a/sim/testsuite/sim/bfin/c_dsp32shiftim_amix.s
+++ b/sim/testsuite/sim/bfin/c_dsp32shiftim_amix.s
@@ -114,6 +114,13 @@ R7 = R2 << 5 (S); /* r7 = 0x80000000 */
CHECKREG r6, 0x80000000;
CHECKREG r7, 0x80000000;
+imm32 r0, 0xFFFFFFF4;
+imm32 r2, 0xFFF00001;
+R6 = R0 << 31 (S); /* r6 = 0x80000000 */
+R7 = R2 << 31 (S); /* r7 = 0x80000000 */
+CHECKREG r6, 0x80000000;
+CHECKREG r7, 0x80000000;
+
// Ashift : NEGATIVE data, count (-)=right (half reg) Working ok
imm32 r0, 0x80f080f0;
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prev parent reply other threads:[~2012-03-19 5:26 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-19 5:05 [PATCH] sim: bfin: fix corner case Logical shift issues Mike Frysinger
2012-03-19 5:18 ` [PATCH] sim: bfin: add tests for new shift behavior Mike Frysinger
2012-03-19 5:26 ` Mike Frysinger [this message]
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