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libdrm_radeon: Fix loops so that compiler can optimize them. 

GCC did war about optimization not possible because possible forever loop.

Signed-off-by: Pauli Nieminen <suokkos@gmail.com>
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Pauli Nieminen 2009-08-18 18:51:37 +03:00 committed by Alex Deucher
parent 64cef1e465
commit a474fd978c
1 changed files with 6 additions and 6 deletions
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12
libdrm/radeon/radeon_cs_gem.c
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@ -354,21 +354,21 @@ static void cs_gem_print(struct radeon_cs *cs, FILE *file)
unsigned opcode; unsigned opcode;
unsigned reg; unsigned reg;
unsigned cnt; unsigned cnt;
int i, j; unsigned int i, j;
for (i = 0; i < cs->cdw;) { for (i = 0; i < cs->cdw;) {
cnt = CP_PACKET_GET_COUNT(cs->packets[i]); cnt = CP_PACKET_GET_COUNT(cs->packets[i]) + 1;
switch (CP_PACKET_GET_TYPE(cs->packets[i])) { switch (CP_PACKET_GET_TYPE(cs->packets[i])) {
case PACKET_TYPE0: case PACKET_TYPE0:
fprintf(file, "Pkt0 at %d (%d dwords):\n", i, cnt + 1); fprintf(file, "Pkt0 at %d (%d dwords):\n", i, cnt);
reg = CP_PACKET0_GET_REG(cs->packets[i]); reg = CP_PACKET0_GET_REG(cs->packets[i]);
if (CP_PACKET0_GET_ONE_REG_WR(cs->packets[i++])) { if (CP_PACKET0_GET_ONE_REG_WR(cs->packets[i++])) {
for (j = 0; j <= cnt; j++) { for (j = 0; j < cnt; j++) {
fprintf(file, " 0x%08X -> 0x%04X\n", fprintf(file, " 0x%08X -> 0x%04X\n",
cs->packets[i++], reg); cs->packets[i++], reg);
} }
} else { } else {
for (j = 0; j <= cnt; j++) { for (j = 0; j < cnt; j++) {
fprintf(file, " 0x%08X -> 0x%04X\n", fprintf(file, " 0x%08X -> 0x%04X\n",
cs->packets[i++], reg); cs->packets[i++], reg);
reg += 4; reg += 4;
@ -410,7 +410,7 @@ static void cs_gem_print(struct radeon_cs *cs, FILE *file)
fprintf(file, "Unknow opcode 0x%02X at %d\n", opcode, i); fprintf(file, "Unknow opcode 0x%02X at %d\n", opcode, i);
return; return;
} }
for (j = 0; j <= cnt; j++) { for (j = 0; j < cnt; j++) {
fprintf(file, " 0x%08X\n", cs->packets[i++]); fprintf(file, " 0x%08X\n", cs->packets[i++]);
} }
break; break;