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-rw-r--r--src/mesa/shader/prog_instruction.h1
-rw-r--r--src/mesa/shader/slang/slang_emit.c77
-rw-r--r--src/mesa/shader/slang/slang_link.c22
3 files changed, 88 insertions, 12 deletions
diff --git a/src/mesa/shader/prog_instruction.h b/src/mesa/shader/prog_instruction.h
index 1c687bc16c..224350caac 100644
--- a/src/mesa/shader/prog_instruction.h
+++ b/src/mesa/shader/prog_instruction.h
@@ -312,7 +312,6 @@ struct prog_dst_register
*/
GLuint CondSrc:1;
/*@}*/
- GLuint pad:28;
};
diff --git a/src/mesa/shader/slang/slang_emit.c b/src/mesa/shader/slang/slang_emit.c
index c0e4b27aa5..99eb254cee 100644
--- a/src/mesa/shader/slang/slang_emit.c
+++ b/src/mesa/shader/slang/slang_emit.c
@@ -81,8 +81,8 @@ new_subroutine(slang_emit_info *emitInfo, GLuint *id)
emitInfo->Subroutines = (struct gl_program **)
_mesa_realloc(emitInfo->Subroutines,
- n * sizeof(struct gl_program),
- (n + 1) * sizeof(struct gl_program));
+ n * sizeof(struct gl_program *),
+ (n + 1) * sizeof(struct gl_program *));
emitInfo->Subroutines[n] = ctx->Driver.NewProgram(ctx, emitInfo->prog->Target, 0);
emitInfo->Subroutines[n]->Parameters = emitInfo->prog->Parameters;
emitInfo->NumSubroutines++;
@@ -551,6 +551,9 @@ emit_instruction(slang_emit_info *emitInfo,
&srcRelAddr,
NULL,
NULL);
+ if (!inst) {
+ return NULL;
+ }
src[i] = &newSrc[i];
}
@@ -948,6 +951,9 @@ emit_compare(slang_emit_info *emitInfo, slang_ir_node *n)
n->Children[0]->Store,
n->Children[1]->Store,
NULL);
+ if (!inst) {
+ return NULL;
+ }
inst_comment(inst, "Compare values");
/* Compute val = DOT(temp, temp) (reduction) */
@@ -957,6 +963,9 @@ emit_compare(slang_emit_info *emitInfo, slang_ir_node *n)
&tempStore,
&tempStore,
NULL);
+ if (!inst) {
+ return NULL;
+ }
inst->SrcReg[0].Swizzle = inst->SrcReg[1].Swizzle = swizzle; /*override*/
inst_comment(inst, "Reduce vec to bool");
@@ -972,6 +981,9 @@ emit_compare(slang_emit_info *emitInfo, slang_ir_node *n)
n->Store,
&zero,
NULL);
+ if (!inst) {
+ return NULL;
+ }
inst_comment(inst, "Invert true/false");
}
}
@@ -1001,6 +1013,9 @@ emit_compare(slang_emit_info *emitInfo, slang_ir_node *n)
&srcStore0,
&srcStore1,
NULL);
+ if (!inst) {
+ return NULL;
+ }
inst_comment(inst, "Begin struct/array comparison");
}
else {
@@ -1010,12 +1025,18 @@ emit_compare(slang_emit_info *emitInfo, slang_ir_node *n)
&srcStore0,
&srcStore1,
NULL);
+ if (!inst) {
+ return NULL;
+ }
/* ADD accTemp, accTemp, sneTemp; # like logical-OR */
inst = emit_instruction(emitInfo, OPCODE_ADD,
&accTemp, /* dest */
&accTemp,
&sneTemp,
NULL);
+ if (!inst) {
+ return NULL;
+ }
}
}
@@ -1025,6 +1046,9 @@ emit_compare(slang_emit_info *emitInfo, slang_ir_node *n)
&accTemp,
&accTemp,
NULL);
+ if (!inst) {
+ return NULL;
+ }
inst_comment(inst, "End struct/array comparison");
if (n->Opcode == IR_EQUAL) {
@@ -1036,6 +1060,9 @@ emit_compare(slang_emit_info *emitInfo, slang_ir_node *n)
n->Store,
&zero,
NULL);
+ if (!inst) {
+ return NULL;
+ }
inst_comment(inst, "Invert true/false");
}
@@ -1119,6 +1146,9 @@ emit_clamp(slang_emit_info *emitInfo, slang_ir_node *n)
n->Children[0]->Store,
n->Children[1]->Store,
NULL);
+ if (!inst) {
+ return NULL;
+ }
/* n->dest = min(tmp, ch[2]) */
inst = emit_instruction(emitInfo, OPCODE_MIN,
@@ -1153,7 +1183,9 @@ emit_negation(slang_emit_info *emitInfo, slang_ir_node *n)
n->Children[0]->Store,
NULL,
NULL);
- inst->SrcReg[0].Negate = NEGATE_XYZW;
+ if (inst) {
+ inst->SrcReg[0].Negate = NEGATE_XYZW;
+ }
return inst;
}
@@ -1356,6 +1388,9 @@ emit_tex(slang_emit_info *emitInfo, slang_ir_node *n)
n->Children[1]->Store,
NULL,
NULL);
+ if (!inst) {
+ return NULL;
+ }
inst->TexShadow = shadow;
@@ -1458,6 +1493,9 @@ emit_copy(slang_emit_info *emitInfo, slang_ir_node *n)
&srcStore,
NULL,
NULL);
+ if (!inst) {
+ return NULL;
+ }
inst_comment(inst, "IR_COPY block");
srcStore.Index++;
dstStore.Index++;
@@ -1473,6 +1511,9 @@ emit_copy(slang_emit_info *emitInfo, slang_ir_node *n)
n->Children[1]->Store,
NULL,
NULL);
+ if (!inst) {
+ return NULL;
+ }
dstAnnot = storage_annotation(n->Children[0], emitInfo->prog);
srcAnnot = storage_annotation(n->Children[1], emitInfo->prog);
inst->Comment = instruction_annotation(inst->Opcode, dstAnnot,
@@ -1534,6 +1575,9 @@ emit_cond(slang_emit_info *emitInfo, slang_ir_node *n)
n->Children[0]->Store,
NULL,
NULL);
+ if (!inst) {
+ return NULL;
+ }
inst->CondUpdate = GL_TRUE;
inst_comment(inst, "COND expr");
_slang_free_temp(emitInfo->vt, n->Store);
@@ -1596,6 +1640,9 @@ emit_not(slang_emit_info *emitInfo, slang_ir_node *n)
n->Children[0]->Store,
&zero,
NULL);
+ if (!inst) {
+ return NULL;
+ }
inst_comment(inst, "NOT");
free_node_storage(emitInfo->vt, n->Children[0]);
@@ -1646,12 +1693,17 @@ emit_if(slang_emit_info *emitInfo, slang_ir_node *n)
ifInst->DstReg.CondSwizzle = writemask_to_swizzle(condWritemask);
}
else {
+ struct prog_instruction *inst;
+
/* IF src[0] THEN ... */
- emit_instruction(emitInfo, OPCODE_IF,
- NULL, /* dst */
- n->Children[0]->Store, /* op0 */
- NULL,
- NULL);
+ inst = emit_instruction(emitInfo, OPCODE_IF,
+ NULL, /* dst */
+ n->Children[0]->Store, /* op0 */
+ NULL,
+ NULL);
+ if (!inst) {
+ return NULL;
+ }
}
}
else {
@@ -1875,6 +1927,9 @@ emit_cont_break_if_true(slang_emit_info *emitInfo, slang_ir_node *n)
n->Children[0]->Store,
NULL,
NULL);
+ if (!inst) {
+ return NULL;
+ }
n->InstLocation = emitInfo->prog->NumInstructions;
inst = new_instruction(emitInfo, opcode);
@@ -2045,6 +2100,9 @@ emit_array_element(slang_emit_info *emitInfo, slang_ir_node *n)
indexStore, /* the index */
&elemSizeStore,
NULL);
+ if (!inst) {
+ return NULL;
+ }
indexStore = indexTemp;
}
@@ -2071,6 +2129,9 @@ emit_array_element(slang_emit_info *emitInfo, slang_ir_node *n)
indexStore, /* the index */
&indirectArray, /* indirect array base */
NULL);
+ if (!inst) {
+ return NULL;
+ }
indexStore = indexTemp;
}
diff --git a/src/mesa/shader/slang/slang_link.c b/src/mesa/shader/slang/slang_link.c
index 0a2bc49780..ed27821a95 100644
--- a/src/mesa/shader/slang/slang_link.c
+++ b/src/mesa/shader/slang/slang_link.c
@@ -590,11 +590,16 @@ concat_shaders(struct gl_shader_program *shProg, GLenum shaderType)
{
struct gl_shader *newShader;
const struct gl_shader *firstShader = NULL;
- GLuint shaderLengths[100];
+ GLuint *shaderLengths;
GLchar *source;
GLuint totalLen = 0, len = 0;
GLuint i;
+ shaderLengths = (GLuint *)_mesa_malloc(shProg->NumShaders * sizeof(GLuint));
+ if (!shaderLengths) {
+ return NULL;
+ }
+
/* compute total size of new shader source code */
for (i = 0; i < shProg->NumShaders; i++) {
const struct gl_shader *shader = shProg->Shaders[i];
@@ -606,12 +611,16 @@ concat_shaders(struct gl_shader_program *shProg, GLenum shaderType)
}
}
- if (totalLen == 0)
+ if (totalLen == 0) {
+ _mesa_free(shaderLengths);
return NULL;
+ }
source = (GLchar *) _mesa_malloc(totalLen + 1);
- if (!source)
+ if (!source) {
+ _mesa_free(shaderLengths);
return NULL;
+ }
/* concatenate shaders */
for (i = 0; i < shProg->NumShaders; i++) {
@@ -626,9 +635,16 @@ concat_shaders(struct gl_shader_program *shProg, GLenum shaderType)
_mesa_printf("---NEW CONCATENATED SHADER---:\n%s\n------------\n", source);
*/
+ _mesa_free(shaderLengths);
+
remove_extra_version_directives(source);
newShader = CALLOC_STRUCT(gl_shader);
+ if (!newShader) {
+ _mesa_free(source);
+ return NULL;
+ }
+
newShader->Type = shaderType;
newShader->Source = source;
newShader->Pragmas = firstShader->Pragmas;
generated by cgit v1.2.3 (git 2.51.0) at 2025-10-31 00:37:33 +0000