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gallivm: added debug code to dump temp registers

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This commit is contained in:
Brian Paul
2010-11-04 09:28:06 -06:00
parent 5d28d2f9d4
commit 5b294a5d17
1 changed files with 51 additions and 0 deletions
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src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c
+51
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@@ -58,6 +58,7 @@
#include "lp_bld_tgsi.h"
#include "lp_bld_limits.h"
#include "lp_bld_debug.h"
#include "lp_bld_printf.h"
#define FOR_EACH_CHANNEL( CHAN )\
@@ -1083,6 +1084,52 @@ emit_kilp(struct lp_build_tgsi_soa_context *bld,
lp_build_mask_check(bld->mask);
}
/**
* Emit code which will dump the value of all the temporary registers
* to stdout.
*/
static void
emit_dump_temps(struct lp_build_tgsi_soa_context *bld)
{
LLVMBuilderRef builder = bld->base.builder;
LLVMValueRef temp_ptr;
LLVMValueRef i0 = lp_build_const_int32(0);
LLVMValueRef i1 = lp_build_const_int32(1);
LLVMValueRef i2 = lp_build_const_int32(2);
LLVMValueRef i3 = lp_build_const_int32(3);
int index;
int n = bld->info->file_max[TGSI_FILE_TEMPORARY];
for (index = 0; index < n; index++) {
LLVMValueRef idx = lp_build_const_int32(index);
LLVMValueRef v[4][4], res;
int chan;
lp_build_printf(builder, "TEMP[%d]:\n", idx);
for (chan = 0; chan < 4; chan++) {
temp_ptr = get_temp_ptr(bld, index, chan);
res = LLVMBuildLoad(bld->base.builder, temp_ptr, "");
v[chan][0] = LLVMBuildExtractElement(builder, res, i0, "");
v[chan][1] = LLVMBuildExtractElement(builder, res, i1, "");
v[chan][2] = LLVMBuildExtractElement(builder, res, i2, "");
v[chan][3] = LLVMBuildExtractElement(builder, res, i3, "");
}
lp_build_printf(builder, " X: %f %f %f %f\n",
v[0][0], v[0][1], v[0][2], v[0][3]);
lp_build_printf(builder, " Y: %f %f %f %f\n",
v[1][0], v[1][1], v[1][2], v[1][3]);
lp_build_printf(builder, " Z: %f %f %f %f\n",
v[2][0], v[2][1], v[2][2], v[2][3]);
lp_build_printf(builder, " W: %f %f %f %f\n",
v[3][0], v[3][1], v[3][2], v[3][3]);
}
}
static void
emit_declaration(
struct lp_build_tgsi_soa_context *bld,
@@ -1783,6 +1830,10 @@ emit_instruction(
break;
case TGSI_OPCODE_END:
if (0) {
/* for debugging */
emit_dump_temps(bld);
}
*pc = -1;
break;