Mesa (main): intel/tools: Stop malloc'ing device info in i965_disasm
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Fri Jul 1 00:15:51 UTC 2022
Module: Mesa
Branch: main
Commit: c0784804a1134eb33f6bb1509b568e497c23cd93
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=c0784804a1134eb33f6bb1509b568e497c23cd93
Author: Kenneth Graunke <kenneth at whitecape.org>
Date: Wed Jun 29 20:25:22 2022 -0700
intel/tools: Stop malloc'ing device info in i965_disasm
There's not really any point, a stack allocated struct works fine.
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17309>
---
src/intel/tools/i965_disasm.c | 31 +++++--------------------------
1 file changed, 5 insertions(+), 26 deletions(-)
diff --git a/src/intel/tools/i965_disasm.c b/src/intel/tools/i965_disasm.c
index 593a71650a7..7a9f496b4fa 100644
--- a/src/intel/tools/i965_disasm.c
+++ b/src/intel/tools/i965_disasm.c
@@ -113,24 +113,6 @@ i965_disasm_read_binary(FILE *fp, size_t *end)
return assembly;
}
-static struct intel_device_info *
-i965_disasm_init(uint16_t pci_id)
-{
- struct intel_device_info *devinfo;
-
- devinfo = malloc(sizeof *devinfo);
- if (devinfo == NULL)
- return NULL;
-
- if (!intel_get_device_info_from_pci_id(pci_id, devinfo)) {
- fprintf(stderr, "can't find device information: pci_id=0x%x\n",
- pci_id);
- exit(EXIT_FAILURE);
- }
-
- return devinfo;
-}
-
static void
print_help(const char *progname, FILE *file)
{
@@ -154,7 +136,6 @@ int main(int argc, char *argv[])
size_t start = 0, end = 0;
uint16_t pci_id = 0;
int c;
- struct intel_device_info *devinfo = NULL;
int result = EXIT_FAILURE;
bool help = false;
@@ -221,11 +202,10 @@ int main(int argc, char *argv[])
exit(0);
}
- devinfo = i965_disasm_init(pci_id);
- if (!devinfo) {
- fprintf(stderr, "Unable to allocate memory for "
- "intel_device_info struct instance.\n");
- goto end;
+ struct intel_device_info devinfo;
+ if (!intel_get_device_info_from_pci_id(pci_id, &devinfo)) {
+ fprintf(stderr, "can't find device information: pci_id=0x%x\n", pci_id);
+ exit(EXIT_FAILURE);
}
if (input_type == OPT_INPUT_BINARY)
@@ -243,7 +223,7 @@ int main(int argc, char *argv[])
}
/* Disassemble i965 instructions from buffer assembly */
- brw_disassemble_with_labels(devinfo, assembly, start, end, stdout);
+ brw_disassemble_with_labels(&devinfo, assembly, start, end, stdout);
result = EXIT_SUCCESS;
@@ -253,7 +233,6 @@ end:
free(file_path);
free(assembly);
- free(devinfo);
exit(result);
}
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