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From: <sv...@va...> - 2006-05-15 19:28:03
|
Author: sewardj
Date: 2006-05-15 20:27:56 +0100 (Mon, 15 May 2006)
New Revision: 5903
Log:
gcc 3.3.3 on ppc64-linux believes (perhaps correctly) that 'fd' can be
used when uninitialised.
Modified:
trunk/callgrind/command.c
Modified: trunk/callgrind/command.c
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
--- trunk/callgrind/command.c 2006-05-13 02:20:11 UTC (rev 5902)
+++ trunk/callgrind/command.c 2006-05-15 19:27:56 UTC (rev 5903)
@@ -52,7 +52,7 @@
=20
void CLG_(init_command)(Char* dir, Char* dumps)
{
- Int fd, size;
+ Int fd =3D -1, size;
SysRes res;
=20
dump_base =3D dumps;
|
|
From: <js...@ac...> - 2006-05-15 15:30:11
|
Nightly build on minnie ( SuSE 10.0, ppc32 ) started at 2006-05-15 02:00:01 BST Results unchanged from 24 hours ago Checking out valgrind source tree ... done Configuring valgrind ... done Building valgrind ... done Running regression tests ... failed Regression test results follow == 206 tests, 12 stderr failures, 6 stdout failures, 0 posttest failures == memcheck/tests/leak-cycle (stderr) memcheck/tests/leak-tree (stderr) memcheck/tests/leakotron (stdout) memcheck/tests/mempool (stderr) memcheck/tests/pointer-trace (stderr) memcheck/tests/sigaltstack (stderr) memcheck/tests/stack_changes (stdout) memcheck/tests/stack_changes (stderr) memcheck/tests/xml1 (stderr) none/tests/faultstatus (stderr) none/tests/mremap (stderr) none/tests/ppc32/jm-fp (stdout) none/tests/ppc32/jm-fp (stderr) none/tests/ppc32/round (stdout) none/tests/ppc32/round (stderr) none/tests/ppc32/test_fx (stdout) none/tests/ppc32/test_fx (stderr) none/tests/ppc32/test_gx (stdout) |
|
From: <sv...@va...> - 2006-05-15 12:23:23
|
Author: sewardj
Date: 2006-05-15 13:23:17 +0100 (Mon, 15 May 2006)
New Revision: 1618
Log:
A few more x86 eflags-helper rewrite cases, which further reduce the
false error rate of memcheck on optimised code.
Modified:
trunk/priv/guest-x86/ghelpers.c
Modified: trunk/priv/guest-x86/ghelpers.c
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
--- trunk/priv/guest-x86/ghelpers.c 2006-05-14 18:46:55 UTC (rev 1617)
+++ trunk/priv/guest-x86/ghelpers.c 2006-05-15 12:23:17 UTC (rev 1618)
@@ -946,6 +946,15 @@
binop(Iop_Shr32,cc_dep1,mkU8(31)),
mkU32(1));
}
+ if (isU32(cc_op, X86G_CC_OP_LOGICL) && isU32(cond, X86CondNS)) {
+ /* see comment below for (LOGICB, CondNS) */
+ /* long and/or/xor, then S --> (UInt) ~ result[31] */
+ return binop(Iop_Xor32,
+ binop(Iop_And32,
+ binop(Iop_Shr32,cc_dep1,mkU8(31)),
+ mkU32(1)),
+ mkU32(1));
+ }
=20
/*---------------- LOGICW ----------------*/
=20
@@ -963,6 +972,17 @@
binop(Iop_Shr32,cc_dep1,mkU8(15)),
mkU32(1));
}
+ //Probably correct, but no test case for it yet found
+ //if (isU32(cc_op, X86G_CC_OP_LOGICW) && isU32(cond, X86CondNS)) {
+ // /* see comment below for (LOGICB, CondNS) */
+ // /* word and/or/xor, then S --> (UInt) ~ result[15] */
+ // vassert(0+0);
+ // return binop(Iop_Xor32,
+ // binop(Iop_And32,
+ // binop(Iop_Shr32,cc_dep1,mkU8(15)),
+ // mkU32(1)),
+ // mkU32(1));
+ //}
=20
/*---------------- LOGICB ----------------*/
=20
@@ -973,6 +993,15 @@
mkU32(0)));
}
=20
+ if (isU32(cc_op, X86G_CC_OP_LOGICB) && isU32(cond, X86CondNZ)) {
+ /* byte and/or/xor, then Z --> test dst!=3D0 */
+ /* b9ac9: 84 c0 test %al,%al
+ b9acb: 75 0d jne b9ada */
+ return unop(Iop_1Uto32,
+ binop(Iop_CmpNE32, binop(Iop_And32,cc_dep1,mkU32(25=
5)),=20
+ mkU32(0)));
+ }
+
if (isU32(cc_op, X86G_CC_OP_LOGICB) && isU32(cond, X86CondS)) {
/* this is an idiom gcc sometimes uses to find out if the top
bit of a byte register is set: eg testb %al,%al; js ..
@@ -985,6 +1014,15 @@
binop(Iop_Shr32,cc_dep1,mkU8(7)),
mkU32(1));
}
+ if (isU32(cc_op, X86G_CC_OP_LOGICB) && isU32(cond, X86CondNS)) {
+ /* ditto, for negation-of-S. */
+ /* byte and/or/xor, then S --> (UInt) ~ result[7] */
+ return binop(Iop_Xor32,
+ binop(Iop_And32,
+ binop(Iop_Shr32,cc_dep1,mkU8(7)),
+ mkU32(1)),
+ mkU32(1));
+ }
=20
/*---------------- DECL ----------------*/
=20
@@ -998,6 +1036,17 @@
return unop(Iop_1Uto32,binop(Iop_CmpLT32S, cc_dep1, mkU32(0)));
}
=20
+ /*---------------- INCW ----------------*/
+
+ if (isU32(cc_op, X86G_CC_OP_INCW) && isU32(cond, X86CondZ)) {
+ /* This rewrite helps memcheck on 'incw %ax ; je ...'. */
+ /* inc W, then Z --> test dst =3D=3D 0 */
+ return unop(Iop_1Uto32,
+ binop(Iop_CmpEQ32,=20
+ binop(Iop_Shl32,cc_dep1,mkU8(16)),
+ mkU32(0)));
+ }
+
/*---------------- SHRL ----------------*/
=20
if (isU32(cc_op, X86G_CC_OP_SHRL) && isU32(cond, X86CondZ)) {
|
|
From: Tom H. <th...@cy...> - 2006-05-15 02:59:11
|
Nightly build on ford ( i686, Fedora Core 4 ) started at 2006-05-15 03:25:57 BST Results unchanged from 24 hours ago Checking out valgrind source tree ... done Configuring valgrind ... done Building valgrind ... done Running regression tests ... failed Regression test results follow == 237 tests, 7 stderr failures, 0 stdout failures, 0 posttest failures == memcheck/tests/leak-tree (stderr) memcheck/tests/pointer-trace (stderr) memcheck/tests/stack_switch (stderr) memcheck/tests/x86/scalar (stderr) memcheck/tests/x86/scalar_supp (stderr) none/tests/x86/faultstatus (stderr) none/tests/x86/int (stderr) |
|
From: <js...@ac...> - 2006-05-15 02:56:47
|
Nightly build on g5 ( YDL 4.0, ppc970 ) started at 2006-05-15 04:40:00 CEST Results unchanged from 24 hours ago Checking out valgrind source tree ... done Configuring valgrind ... done Building valgrind ... done Running regression tests ... failed Regression test results follow == 212 tests, 6 stderr failures, 3 stdout failures, 0 posttest failures == memcheck/tests/deep_templates (stdout) memcheck/tests/leak-cycle (stderr) memcheck/tests/leak-tree (stderr) memcheck/tests/leakotron (stdout) memcheck/tests/pointer-trace (stderr) none/tests/faultstatus (stderr) none/tests/fdleak_fcntl (stderr) none/tests/mremap (stderr) none/tests/ppc32/mftocrf (stdout) |
|
From: Tom H. <to...@co...> - 2006-05-15 02:46:25
|
Nightly build on dunsmere ( athlon, Fedora Core 5 ) started at 2006-05-15 03:30:05 BST Results unchanged from 24 hours ago Checking out valgrind source tree ... done Configuring valgrind ... done Building valgrind ... done Running regression tests ... failed Regression test results follow == 239 tests, 7 stderr failures, 0 stdout failures, 0 posttest failures == memcheck/tests/mempool (stderr) memcheck/tests/pointer-trace (stderr) memcheck/tests/stack_switch (stderr) memcheck/tests/x86/scalar (stderr) memcheck/tests/xml1 (stderr) none/tests/x86/faultstatus (stderr) none/tests/x86/int (stderr) |
|
From: Tom H. <th...@cy...> - 2006-05-15 02:36:44
|
Nightly build on alvis ( i686, Red Hat 7.3 ) started at 2006-05-15 03:15:18 BST Results unchanged from 24 hours ago Checking out valgrind source tree ... done Configuring valgrind ... done Building valgrind ... done Running regression tests ... failed Regression test results follow == 238 tests, 21 stderr failures, 0 stdout failures, 0 posttest failures == memcheck/tests/addressable (stderr) memcheck/tests/badjump (stderr) memcheck/tests/describe-block (stderr) memcheck/tests/erringfds (stderr) memcheck/tests/leak-0 (stderr) memcheck/tests/leak-cycle (stderr) memcheck/tests/leak-regroot (stderr) memcheck/tests/leak-tree (stderr) memcheck/tests/match-overrun (stderr) memcheck/tests/mempool (stderr) memcheck/tests/partial_load_dflt (stderr) memcheck/tests/partial_load_ok (stderr) memcheck/tests/partiallydefinedeq (stderr) memcheck/tests/pointer-trace (stderr) memcheck/tests/sigkill (stderr) memcheck/tests/stack_changes (stderr) memcheck/tests/x86/scalar (stderr) memcheck/tests/x86/scalar_supp (stderr) memcheck/tests/xml1 (stderr) none/tests/x86/faultstatus (stderr) none/tests/x86/int (stderr) |
|
From: Tom H. <th...@cy...> - 2006-05-15 02:31:52
|
Nightly build on dellow ( x86_64, Fedora Core 5 ) started at 2006-05-15 03:10:54 BST Results unchanged from 24 hours ago Checking out valgrind source tree ... done Configuring valgrind ... done Building valgrind ... done Running regression tests ... failed Regression test results follow == 263 tests, 5 stderr failures, 1 stdout failure, 0 posttest failures == memcheck/tests/amd64/sse_memory (stdout) memcheck/tests/x86/scalar (stderr) memcheck/tests/xml1 (stderr) none/tests/amd64/faultstatus (stderr) none/tests/x86/faultstatus (stderr) none/tests/x86/int (stderr) |
|
From: Tom H. <th...@cy...> - 2006-05-15 02:20:54
|
Nightly build on gill ( x86_64, Fedora Core 2 ) started at 2006-05-15 03:00:52 BST Results unchanged from 24 hours ago Checking out valgrind source tree ... done Configuring valgrind ... done Building valgrind ... done Running regression tests ... failed Regression test results follow == 263 tests, 7 stderr failures, 1 stdout failure, 0 posttest failures == memcheck/tests/amd64/sse_memory (stdout) memcheck/tests/stack_switch (stderr) memcheck/tests/x86/scalar (stderr) memcheck/tests/x86/scalar_supp (stderr) none/tests/amd64/faultstatus (stderr) none/tests/fdleak_fcntl (stderr) none/tests/x86/faultstatus (stderr) none/tests/x86/int (stderr) |
|
From: Tom H. <th...@cy...> - 2006-05-15 02:17:48
|
Nightly build on aston ( x86_64, Fedora Core 3 ) started at 2006-05-15 03:05:18 BST Results unchanged from 24 hours ago Checking out valgrind source tree ... done Configuring valgrind ... done Building valgrind ... done Running regression tests ... failed Regression test results follow == 263 tests, 7 stderr failures, 1 stdout failure, 0 posttest failures == memcheck/tests/amd64/sse_memory (stdout) memcheck/tests/stack_switch (stderr) memcheck/tests/x86/scalar (stderr) memcheck/tests/x86/scalar_supp (stderr) memcheck/tests/xml1 (stderr) none/tests/amd64/faultstatus (stderr) none/tests/x86/faultstatus (stderr) none/tests/x86/int (stderr) |
|
From: <js...@ac...> - 2006-05-15 01:24:47
|
Nightly build on phoenix ( SuSE 10.0 ) started at 2006-05-15 03:30:01 BST Checking out vex source tree ... done Building vex ... done Checking out valgrind source tree ... done Configuring valgrind ... done Building valgrind ... done Running regression tests ... failed Regression test results follow == 237 tests, 6 stderr failures, 0 stdout failures, 0 posttest failures == memcheck/tests/leak-tree (stderr) memcheck/tests/stack_switch (stderr) memcheck/tests/x86/scalar (stderr) memcheck/tests/x86/scalar_supp (stderr) none/tests/x86/faultstatus (stderr) none/tests/x86/int (stderr) |