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avoid gcc warning regarding local/global variable shadowing in cdsg test

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git-svn-id: svn://svn.valgrind.org/valgrind/trunk@12623
This commit is contained in:
Christian Borntraeger 2012-06-08 07:13:17 +00:00
parent f2ac9c9cca
commit 02b511c27d
2 changed files with 29 additions and 29 deletions
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10
memcheck/tests/s390x/cdsg.c
View File

@ -8,15 +8,15 @@ typedef struct {
/* CDSG needs quad-word alignment */
quad_word op1, op2, op3;
quad_word _op1, _op2, _op3;
void
test(quad_word op1_init, quad_word op2_init, quad_word op3_init)
{
int cc; // unused
op1 = op1_init;
op2 = op2_init;
op3 = op3_init;
_op1 = op1_init;
_op2 = op2_init;
_op3 = op3_init;
__asm__ volatile (
"lmg %%r0,%%r1,%1\n\t"
@ -24,7 +24,7 @@ test(quad_word op1_init, quad_word op2_init, quad_word op3_init)
"cdsg %%r0,%%r2,%2\n\t" // cdsg 1st,3rd,2nd
"stmg %%r0,%%r1,%1\n" // store r0,r1 to op1
"stmg %%r2,%%r3,%3\n" // store r2,r3 to op3
: "=d"(cc), "+QS" (op1), "+QS" (op2), "+QS" (op3)
: "=d"(cc), "+QS" (_op1), "+QS" (_op2), "+QS" (_op3)
:
: "r0", "r1", "r2", "r3", "cc");
}

48
none/tests/s390x/cdsg.c
View File

@ -8,7 +8,7 @@ typedef struct {
/* CDSG needs quad-word alignment */
quad_word op1, op2, op3;
quad_word _op1, _op2, _op3;
void
test(quad_word op1_init, quad_word op2_init, quad_word op3_init,
@ -17,63 +17,63 @@ test(quad_word op1_init, quad_word op2_init, quad_word op3_init,
quad_word op1_before, op2_before, op3_before;
int cc = 1 - expected_cc;
op1 = op1_init;
op2 = op2_init;
op3 = op3_init;
_op1 = op1_init;
_op2 = op2_init;
_op3 = op3_init;
op1_before = op1;
op2_before = op2;
op3_before = op3;
op1_before = _op1;
op2_before = _op2;
op3_before = _op3;
printf("before op1 = (%#lx, %#lx)\n", op1.high, op1.low);
printf("before op2 = (%#lx, %#lx)\n", op2.high, op2.low);
printf("before op3 = (%#lx, %#lx)\n", op3.high, op3.low);
printf("before op1 = (%#lx, %#lx)\n", _op1.high, _op1.low);
printf("before op2 = (%#lx, %#lx)\n", _op2.high, _op2.low);
printf("before op3 = (%#lx, %#lx)\n", _op3.high, _op3.low);
__asm__ volatile (
"lmg %%r0,%%r1,%1\n\t"
"lmg %%r2,%%r3,%3\n\t"
"cdsg %%r0,%%r2,%2\n\t" // cdsg 1st,3rd,2nd
"stmg %%r0,%%r1,%1\n" // store r0,r1 to op1
"stmg %%r2,%%r3,%3\n" // store r2,r3 to op3
"stmg %%r0,%%r1,%1\n" // store r0,r1 to _op1
"stmg %%r2,%%r3,%3\n" // store r2,r3 to _op3
"ipm %0\n\t"
"srl %0,28\n\t"
: "=d" (cc), "+QS" (op1), "+QS" (op2), "+QS" (op3)
: "=d" (cc), "+QS" (_op1), "+QS" (_op2), "+QS" (_op3)
:
: "r0", "r1", "r2", "r3", "cc");
printf("after op1 = (%#lx, %#lx)\n", op1.high, op1.low);
printf("after op2 = (%#lx, %#lx)\n", op2.high, op2.low);
printf("after op3 = (%#lx, %#lx)\n", op3.high, op3.low);
printf("after op1 = (%#lx, %#lx)\n", _op1.high, _op1.low);
printf("after op2 = (%#lx, %#lx)\n", _op2.high, _op2.low);
printf("after op3 = (%#lx, %#lx)\n", _op3.high, _op3.low);
printf("cc = %d\n", cc);
if (cc != expected_cc) {
printf("condition code is incorrect\n");
}
// op3 never changes
if (op3.low != op3_before.low || op3.high != op3_before.high) {
// _op3 never changes
if (_op3.low != op3_before.low || _op3.high != op3_before.high) {
printf("operand #3 modified\n");
}
if (expected_cc == 0) {
// 3rd operand stored at 2nd operand location
// op1 did not change
if (op1.low != op1_before.low || op1.high != op1_before.high) {
// _op1 did not change
if (_op1.low != op1_before.low || _op1.high != op1_before.high) {
printf("operand #1 modified\n");
}
if (op2.high != op3.high || op2.low != op3.low) {
if (_op2.high != _op3.high || _op2.low != _op3.low) {
printf("operand #2 incorrect\n");
}
} else {
// 2nd operand stored at 1st operand location
// op2 did not change
if (op2.low != op2_before.low || op2.high != op2_before.high) {
// _op2 did not change
if (_op2.low != op2_before.low || _op2.high != op2_before.high) {
printf("operand #2 modified\n");
}
if (op1.high != op2.high || op1.low != op2.low) {
if (_op1.high != _op2.high || _op1.low != _op2.low) {
printf("operand #1 incorrect\n");
}
}