Mesa (master): i965: add some texture unit/target assertions

Brian Paul brianp at kemper.freedesktop.org
Tue Aug 25 23:54:14 UTC 2009


Module: Mesa
Branch: master
Commit: b7d2023cf99319c71a929c35478dff07d35df392
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=b7d2023cf99319c71a929c35478dff07d35df392

Author: Brian Paul <brianp at vmware.com>
Date:   Tue Aug 25 16:12:46 2009 -0600

i965: add some texture unit/target assertions

---

 src/mesa/drivers/dri/i965/brw_wm_fp.c   |    6 ++++++
 src/mesa/drivers/dri/i965/brw_wm_glsl.c |    4 ++++
 2 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_wm_fp.c b/src/mesa/drivers/dri/i965/brw_wm_fp.c
index 5dc076a..4ee2e97 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_fp.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_fp.c
@@ -199,6 +199,9 @@ static struct prog_instruction * emit_tex_op(struct brw_wm_compile *c,
 {
    struct prog_instruction *inst = get_fp_inst(c);
       
+   assert(tex_src_unit < BRW_MAX_TEX_UNIT);
+   assert(tex_src_target < NUM_TEXTURE_TARGETS);
+
    memset(inst, 0, sizeof(*inst));
 
    inst->Opcode = op;
@@ -683,6 +686,8 @@ static void precalc_tex( struct brw_wm_compile *c,
    struct prog_dst_register tmpcoord;
    const GLuint unit = c->fp->program.Base.SamplerUnits[inst->TexSrcUnit];
 
+   assert(unit < BRW_MAX_TEX_UNIT);
+
    if (inst->TexSrcTarget == TEXTURE_CUBE_INDEX) {
        struct prog_instruction *out;
        struct prog_dst_register tmp0 = get_temp(c);
@@ -1152,6 +1157,7 @@ void brw_wm_pass_fp( struct brw_wm_compile *c )
       case OPCODE_TXB:
 	 out = emit_insn(c, inst);
 	 out->TexSrcUnit = fp->program.Base.SamplerUnits[inst->TexSrcUnit];
+         assert(out->TexSrcUnit < BRW_MAX_TEX_UNIT);
 	 break;
 
       case OPCODE_XPD: 
diff --git a/src/mesa/drivers/dri/i965/brw_wm_glsl.c b/src/mesa/drivers/dri/i965/brw_wm_glsl.c
index a5b18ec..2a31077 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_glsl.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_glsl.c
@@ -2627,6 +2627,8 @@ static void emit_txb(struct brw_wm_compile *c,
     GLuint i;
     GLuint msg_type;
 
+    assert(unit < BRW_MAX_TEX_UNIT);
+
     payload_reg = get_reg(c, PROGRAM_PAYLOAD, PAYLOAD_DEPTH, 0, 1, 0, 0);
 
     for (i = 0; i < 4; i++) 
@@ -2690,6 +2692,8 @@ static void emit_tex(struct brw_wm_compile *c,
     GLboolean shadow = (c->key.shadowtex_mask & (1<<unit)) ? 1 : 0;
     GLuint msg_type;
 
+    assert(unit < BRW_MAX_TEX_UNIT);
+
     payload_reg = get_reg(c, PROGRAM_PAYLOAD, PAYLOAD_DEPTH, 0, 1, 0, 0);
 
     for (i = 0; i < 4; i++) 




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