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-rw-r--r--tests/tcg/multiarch/system/memory.c36
1 files changed, 31 insertions, 5 deletions
diff --git a/tests/tcg/multiarch/system/memory.c b/tests/tcg/multiarch/system/memory.c
index dc1d8a98ff..d124502d73 100644
--- a/tests/tcg/multiarch/system/memory.c
+++ b/tests/tcg/multiarch/system/memory.c
@@ -208,6 +208,7 @@ static bool read_test_data_u32(int offset)
for (i = 0; i < max; i++) {
uint8_t b1, b2, b3, b4;
+ int zeros = 0;
word = *ptr++;
b1 = word >> 24 & 0xff;
@@ -215,6 +216,16 @@ static bool read_test_data_u32(int offset)
b3 = word >> 8 & 0xff;
b4 = word & 0xff;
+ zeros += (b1 == 0 ? 1 : 0);
+ zeros += (b2 == 0 ? 1 : 0);
+ zeros += (b3 == 0 ? 1 : 0);
+ zeros += (b4 == 0 ? 1 : 0);
+ if (zeros > 1) {
+ ml_printf("Error @ %p, more zeros than expected: %d, %d, %d, %d",
+ ptr - 1, b1, b2, b3, b4);
+ return false;
+ }
+
if ((b1 < b2 && b1 != 0) ||
(b2 < b3 && b2 != 0) ||
(b3 < b4 && b3 != 0)) {
@@ -238,6 +249,7 @@ static bool read_test_data_u64(int offset)
for (i = 0; i < max; i++) {
uint8_t b1, b2, b3, b4, b5, b6, b7, b8;
+ int zeros = 0;
word = *ptr++;
b1 = ((uint64_t) (word >> 56)) & 0xff;
@@ -249,6 +261,20 @@ static bool read_test_data_u64(int offset)
b7 = (word >> 8) & 0xff;
b8 = (word >> 0) & 0xff;
+ zeros += (b1 == 0 ? 1 : 0);
+ zeros += (b2 == 0 ? 1 : 0);
+ zeros += (b3 == 0 ? 1 : 0);
+ zeros += (b4 == 0 ? 1 : 0);
+ zeros += (b5 == 0 ? 1 : 0);
+ zeros += (b6 == 0 ? 1 : 0);
+ zeros += (b7 == 0 ? 1 : 0);
+ zeros += (b8 == 0 ? 1 : 0);
+ if (zeros > 1) {
+ ml_printf("Error @ %p, more zeros than expected: %d, %d, %d, %d, %d, %d, %d, %d",
+ ptr - 1, b1, b2, b3, b4, b5, b6, b7, b8);
+ return false;
+ }
+
if ((b1 < b2 && b1 != 0) ||
(b2 < b3 && b2 != 0) ||
(b3 < b4 && b3 != 0) ||
@@ -272,7 +298,7 @@ read_ufn read_ufns[] = { read_test_data_u16,
read_test_data_u32,
read_test_data_u64 };
-bool do_unsigned_reads(void)
+bool do_unsigned_reads(int start_off)
{
int i;
bool ok = true;
@@ -280,11 +306,11 @@ bool do_unsigned_reads(void)
for (i = 0; i < ARRAY_SIZE(read_ufns) && ok; i++) {
#if CHECK_UNALIGNED
int off;
- for (off = 0; off < 8 && ok; off++) {
+ for (off = start_off; off < 8 && ok; off++) {
ok = read_ufns[i](off);
}
#else
- ok = read_ufns[i](0);
+ ok = read_ufns[i](start_off);
#endif
}
@@ -298,11 +324,11 @@ static bool do_unsigned_test(init_ufn fn)
int i;
for (i = 0; i < 8 && ok; i++) {
fn(i);
- ok = do_unsigned_reads();
+ ok = do_unsigned_reads(i);
}
#else
fn(0);
- return do_unsigned_reads();
+ return do_unsigned_reads(0);
#endif
}