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-rw-r--r--src/freedreno/ir3/disasm-a3xx.c94
-rw-r--r--src/freedreno/ir3/instr-a3xx.h59
-rw-r--r--src/freedreno/ir3/ir3_shader.c2
-rw-r--r--src/gallium/drivers/freedreno/disasm.h2
4 files changed, 132 insertions, 25 deletions
diff --git a/src/freedreno/ir3/disasm-a3xx.c b/src/freedreno/ir3/disasm-a3xx.c
index 4cf45ce9227..9c0432c67ab 100644
--- a/src/freedreno/ir3/disasm-a3xx.c
+++ b/src/freedreno/ir3/disasm-a3xx.c
@@ -77,6 +77,7 @@ static const char *type[] = {
struct disasm_ctx {
FILE *out;
int level;
+ unsigned gpu_id;
/* current instruction repeat flag: */
unsigned repeat;
@@ -117,7 +118,7 @@ static void print_reg(struct disasm_ctx *ctx, reg_t reg, bool full, bool r,
} else if ((reg.num == REG_P0) && !c) {
fprintf(ctx->out, "p0.%c", component[reg.comp]);
} else {
- fprintf(ctx->out, "%s%c%d.%c", full ? "" : "h", type, reg.num & 0x3f, component[reg.comp]);
+ fprintf(ctx->out, "%s%c%d.%c", full ? "" : "h", type, reg.num, component[reg.comp]);
}
}
@@ -271,20 +272,22 @@ static void print_instr_cat2(struct disasm_ctx *ctx, instr_t *instr)
print_reg_dst(ctx, (reg_t)(cat2->dst), cat2->full ^ cat2->dst_half, false);
fprintf(ctx->out, ", ");
+ unsigned src1_r = cat2->repeat ? cat2->src1_r : 0;
if (cat2->c1.src1_c) {
- print_reg_src(ctx, (reg_t)(cat2->c1.src1), cat2->full, cat2->src1_r,
+ print_reg_src(ctx, (reg_t)(cat2->c1.src1), cat2->full, src1_r,
cat2->c1.src1_c, cat2->src1_im, cat2->src1_neg,
cat2->src1_abs, false);
} else if (cat2->rel1.src1_rel) {
- print_reg_src(ctx, (reg_t)(cat2->rel1.src1), cat2->full, cat2->src1_r,
+ print_reg_src(ctx, (reg_t)(cat2->rel1.src1), cat2->full, src1_r,
cat2->rel1.src1_c, cat2->src1_im, cat2->src1_neg,
cat2->src1_abs, cat2->rel1.src1_rel);
} else {
- print_reg_src(ctx, (reg_t)(cat2->src1), cat2->full, cat2->src1_r,
+ print_reg_src(ctx, (reg_t)(cat2->src1), cat2->full, src1_r,
false, cat2->src1_im, cat2->src1_neg,
cat2->src1_abs, false);
}
+ unsigned src2_r = cat2->repeat ? cat2->src2_r : 0;
switch (_OPC(2, cat2->opc)) {
case OPC_ABSNEG_F:
case OPC_ABSNEG_S:
@@ -305,15 +308,15 @@ static void print_instr_cat2(struct disasm_ctx *ctx, instr_t *instr)
default:
fprintf(ctx->out, ", ");
if (cat2->c2.src2_c) {
- print_reg_src(ctx, (reg_t)(cat2->c2.src2), cat2->full, cat2->src2_r,
+ print_reg_src(ctx, (reg_t)(cat2->c2.src2), cat2->full, src2_r,
cat2->c2.src2_c, cat2->src2_im, cat2->src2_neg,
cat2->src2_abs, false);
} else if (cat2->rel2.src2_rel) {
- print_reg_src(ctx, (reg_t)(cat2->rel2.src2), cat2->full, cat2->src2_r,
+ print_reg_src(ctx, (reg_t)(cat2->rel2.src2), cat2->full, src2_r,
cat2->rel2.src2_c, cat2->src2_im, cat2->src2_neg,
cat2->src2_abs, cat2->rel2.src2_rel);
} else {
- print_reg_src(ctx, (reg_t)(cat2->src2), cat2->full, cat2->src2_r,
+ print_reg_src(ctx, (reg_t)(cat2->src2), cat2->full, src2_r,
false, cat2->src2_im, cat2->src2_neg,
cat2->src2_abs, false);
}
@@ -329,22 +332,24 @@ static void print_instr_cat3(struct disasm_ctx *ctx, instr_t *instr)
fprintf(ctx->out, " ");
print_reg_dst(ctx, (reg_t)(cat3->dst), full ^ cat3->dst_half, false);
fprintf(ctx->out, ", ");
+ unsigned src1_r = cat3->repeat ? cat3->src1_r : 0;
if (cat3->c1.src1_c) {
print_reg_src(ctx, (reg_t)(cat3->c1.src1), full,
- cat3->src1_r, cat3->c1.src1_c, false, cat3->src1_neg,
+ src1_r, cat3->c1.src1_c, false, cat3->src1_neg,
false, false);
} else if (cat3->rel1.src1_rel) {
print_reg_src(ctx, (reg_t)(cat3->rel1.src1), full,
- cat3->src1_r, cat3->rel1.src1_c, false, cat3->src1_neg,
+ src1_r, cat3->rel1.src1_c, false, cat3->src1_neg,
false, cat3->rel1.src1_rel);
} else {
print_reg_src(ctx, (reg_t)(cat3->src1), full,
- cat3->src1_r, false, false, cat3->src1_neg,
+ src1_r, false, false, cat3->src1_neg,
false, false);
}
fprintf(ctx->out, ", ");
+ unsigned src2_r = cat3->repeat ? cat3->src2_r : 0;
print_reg_src(ctx, (reg_t)cat3->src2, full,
- cat3->src2_r, cat3->src2_c, false, cat3->src2_neg,
+ src2_r, cat3->src2_c, false, cat3->src2_neg,
false, false);
fprintf(ctx->out, ", ");
if (cat3->c2.src3_c) {
@@ -487,7 +492,7 @@ static void print_instr_cat5(struct disasm_ctx *ctx, instr_t *instr)
}
}
-static void print_instr_cat6(struct disasm_ctx *ctx, instr_t *instr)
+static void print_instr_cat6_a3xx(struct disasm_ctx *ctx, instr_t *instr)
{
instr_cat6_t *cat6 = &instr->cat6;
char sd = 0, ss = 0; /* dst/src address space */
@@ -779,6 +784,55 @@ static void print_instr_cat6(struct disasm_ctx *ctx, instr_t *instr)
}
}
+static void print_instr_cat6_a6xx(struct disasm_ctx *ctx, instr_t *instr)
+{
+ instr_cat6_a6xx_t *cat6 = &instr->cat6_a6xx;
+ struct reginfo src1, src2;
+ char ss = 0;
+
+ memset(&src1, 0, sizeof(src1));
+ memset(&src2, 0, sizeof(src2));
+
+ fprintf(ctx->out, ".%s", cat6->typed ? "typed" : "untyped");
+ fprintf(ctx->out, ".%dd", cat6->d + 1);
+ fprintf(ctx->out, ".%s", type[cat6->type]);
+ fprintf(ctx->out, ".%u ", cat6->type_size + 1);
+
+ /* NOTE: blob seems to use old encoding for ldl/stl (local memory) */
+ ss = 'g';
+
+ fprintf(ctx->out, "%c[%u", ss, cat6->ssbo);
+ fprintf(ctx->out, "] + ");
+ src1.reg = (reg_t)(cat6->src1);
+ src1.full = true; // XXX
+ print_src(ctx, &src1);
+ fprintf(ctx->out, ", ");
+
+ src2.reg = (reg_t)(cat6->src2);
+ src2.full = true; // XXX
+ print_src(ctx, &src2);
+
+ if (debug & PRINT_VERBOSE) {
+ fprintf(ctx->out, " (pad1=%x, pad2=%x, pad3=%x, pad4=%x)", cat6->pad1,
+ cat6->pad2, cat6->pad3, cat6->pad4);
+ }
+}
+
+static void print_instr_cat6(struct disasm_ctx *ctx, instr_t *instr)
+{
+ // TODO not sure if this is the best way to figure
+ // out if new vs old encoding, but it kinda seems
+ // to work:
+ if ((ctx->gpu_id >= 600) && (instr->cat6.opc == 0)) {
+ print_instr_cat6_a6xx(ctx, instr);
+ if (debug & PRINT_VERBOSE)
+ fprintf(ctx->out, " NEW");
+ } else {
+ print_instr_cat6_a3xx(ctx, instr);
+ if (debug & PRINT_VERBOSE)
+ fprintf(ctx->out, " LEGACY");
+ }
+}
static void print_instr_cat7(struct disasm_ctx *ctx, instr_t *instr)
{
instr_cat7_t *cat7 = &instr->cat7;
@@ -967,7 +1021,7 @@ static const struct opc_info {
#undef OPC
};
-#define GETINFO(instr) (&(opcs[((instr)->opc_cat << NOPC_BITS) | instr_opc(instr)]))
+#define GETINFO(instr) (&(opcs[((instr)->opc_cat << NOPC_BITS) | instr_opc(instr, ctx->gpu_id)]))
// XXX hack.. probably should move this table somewhere common:
#include "ir3.h"
@@ -980,7 +1034,7 @@ const char *ir3_instr_name(struct ir3_instruction *instr)
static bool print_instr(struct disasm_ctx *ctx, uint32_t *dwords, int n)
{
instr_t *instr = (instr_t *)dwords;
- uint32_t opc = instr_opc(instr);
+ uint32_t opc = instr_opc(instr, ctx->gpu_id);
const char *name;
if (debug & PRINT_VERBOSE)
@@ -1001,8 +1055,15 @@ static bool print_instr(struct disasm_ctx *ctx, uint32_t *dwords, int n)
fprintf(ctx->out, "(jp)");
if (instr_sat(instr))
fprintf(ctx->out, "(sat)");
- if (ctx->repeat)
+ if (ctx->repeat) {
fprintf(ctx->out, "(rpt%d)", ctx->repeat);
+ } else if ((instr->opc_cat == 2) && (instr->cat2.src1_r || instr->cat2.src2_r)) {
+ unsigned nop = (instr->cat2.src2_r * 2) + instr->cat2.src1_r;
+ fprintf(ctx->out, "(nop%d)", nop);
+ } else if ((instr->opc_cat == 3) && (instr->cat3.src1_r || instr->cat3.src2_r)) {
+ unsigned nop = (instr->cat3.src2_r * 2) + instr->cat3.src1_r;
+ fprintf(ctx->out, "(nop%d)", nop);
+ }
if (instr->ul && ((2 <= instr->opc_cat) && (instr->opc_cat <= 4)))
fprintf(ctx->out, "(ul)");
@@ -1020,7 +1081,7 @@ static bool print_instr(struct disasm_ctx *ctx, uint32_t *dwords, int n)
return (instr->opc_cat == 0) && (opc == OPC_END);
}
-int disasm_a3xx(uint32_t *dwords, int sizedwords, int level, FILE *out)
+int disasm_a3xx(uint32_t *dwords, int sizedwords, int level, FILE *out, unsigned gpu_id)
{
struct disasm_ctx ctx;
int i;
@@ -1030,6 +1091,7 @@ int disasm_a3xx(uint32_t *dwords, int sizedwords, int level, FILE *out)
memset(&ctx, 0, sizeof(ctx));
ctx.out = out;
ctx.level = level;
+ ctx.gpu_id = gpu_id;
for (i = 0; i < sizedwords; i += 2)
print_instr(&ctx, &dwords[i], i/2);
diff --git a/src/freedreno/ir3/instr-a3xx.h b/src/freedreno/ir3/instr-a3xx.h
index 7f60ee5fd4c..eff720dacd5 100644
--- a/src/freedreno/ir3/instr-a3xx.h
+++ b/src/freedreno/ir3/instr-a3xx.h
@@ -413,13 +413,13 @@ typedef struct PACKED {
uint32_t dst : 8;
uint32_t repeat : 2;
uint32_t sat : 1;
- uint32_t src1_r : 1;
+ uint32_t src1_r : 1; /* doubles as nop0 if repeat==0 */
uint32_t ss : 1;
uint32_t ul : 1; /* dunno */
uint32_t dst_half : 1; /* or widen/narrow.. ie. dst hrN <-> rN */
uint32_t ei : 1;
uint32_t cond : 3;
- uint32_t src2_r : 1;
+ uint32_t src2_r : 1; /* doubles as nop1 if repeat==0 */
uint32_t full : 1; /* not half */
uint32_t opc : 6;
uint32_t jmp_tgt : 1;
@@ -435,7 +435,7 @@ typedef struct PACKED {
uint32_t must_be_zero1: 2;
uint32_t src2_c : 1;
uint32_t src1_neg : 1;
- uint32_t src2_r : 1;
+ uint32_t src2_r : 1; /* doubles as nop1 if repeat==0 */
};
struct PACKED {
uint32_t src1 : 10;
@@ -477,7 +477,7 @@ typedef struct PACKED {
uint32_t dst : 8;
uint32_t repeat : 2;
uint32_t sat : 1;
- uint32_t src1_r : 1;
+ uint32_t src1_r : 1; /* doubles as nop0 if repeat==0 */
uint32_t ss : 1;
uint32_t ul : 1;
uint32_t dst_half : 1; /* or widen/narrow.. ie. dst hrN <-> rN */
@@ -727,6 +727,44 @@ typedef union PACKED {
};
} instr_cat6_t;
+/**
+ * For atomic ops (which return a value):
+ *
+ * pad1=1, pad2=c, pad3=0, pad4=3
+ * src1 - vecN offset/coords
+ * src2.x - is actually dest register
+ * src2.y - is 'data' except for cmpxchg where src2.y is 'compare'
+ * and src2.z is 'data'
+ *
+ * For stib (which does not return a value):
+ * pad1=0, pad2=c, pad3=0, pad4=2
+ * src1 - vecN offset/coords
+ * src2 - value to store
+ *
+ * for ldc (load from UBO using descriptor):
+ * pad1=0, pad2=8, pad3=0, pad4=2
+ */
+typedef struct PACKED {
+ /* dword0: */
+ uint32_t pad1 : 9;
+ uint32_t d : 2;
+ uint32_t typed : 1;
+ uint32_t type_size : 2;
+ uint32_t opc : 5;
+ uint32_t pad2 : 5;
+ uint32_t src1 : 8; /* coordinate/offset */
+
+ /* dword1: */
+ uint32_t src2 : 8;
+ uint32_t pad3 : 1; //mustbe0 ?? or zero means imm vs reg for ssbo??
+ uint32_t ssbo : 8; /* ssbo/image binding point */
+ uint32_t type : 3;
+ uint32_t pad4 : 7;
+ uint32_t jmp_tgt : 1;
+ uint32_t sync : 1;
+ uint32_t opc_cat : 3;
+} instr_cat6_a6xx_t;
+
typedef struct PACKED {
/* dword0: */
uint32_t pad1 : 32;
@@ -753,6 +791,7 @@ typedef union PACKED {
instr_cat4_t cat4;
instr_cat5_t cat5;
instr_cat6_t cat6;
+ instr_cat6_a6xx_t cat6_a6xx;
instr_cat7_t cat7;
struct PACKED {
/* dword0: */
@@ -792,7 +831,7 @@ static inline bool instr_sat(instr_t *instr)
}
}
-static inline uint32_t instr_opc(instr_t *instr)
+static inline uint32_t instr_opc(instr_t *instr, unsigned gpu_id)
{
switch (instr->opc_cat) {
case 0: return instr->cat0.opc;
@@ -801,7 +840,13 @@ static inline uint32_t instr_opc(instr_t *instr)
case 3: return instr->cat3.opc;
case 4: return instr->cat4.opc;
case 5: return instr->cat5.opc;
- case 6: return instr->cat6.opc;
+ case 6:
+ // TODO not sure if this is the best way to figure
+ // out if new vs old encoding, but it kinda seems
+ // to work:
+ if ((gpu_id >= 600) && (instr->cat6.opc == 0))
+ return instr->cat6_a6xx.opc;
+ return instr->cat6.opc;
case 7: return instr->cat7.opc;
default: return 0;
}
@@ -867,6 +912,6 @@ static inline bool is_ssbo(opc_t opc)
}
}
-int disasm_a3xx(uint32_t *dwords, int sizedwords, int level, FILE *out);
+int disasm_a3xx(uint32_t *dwords, int sizedwords, int level, FILE *out, unsigned gpu_id);
#endif /* INSTR_A3XX_H_ */
diff --git a/src/freedreno/ir3/ir3_shader.c b/src/freedreno/ir3/ir3_shader.c
index 8b18e950cca..74d92e13962 100644
--- a/src/freedreno/ir3/ir3_shader.c
+++ b/src/freedreno/ir3/ir3_shader.c
@@ -329,7 +329,7 @@ ir3_shader_disasm(struct ir3_shader_variant *so, uint32_t *bin, FILE *out)
so->immediates[i].val[3]);
}
- disasm_a3xx(bin, so->info.sizedwords, 0, out);
+ disasm_a3xx(bin, so->info.sizedwords, 0, out, ir->compiler->gpu_id);
switch (so->type) {
case MESA_SHADER_VERTEX:
diff --git a/src/gallium/drivers/freedreno/disasm.h b/src/gallium/drivers/freedreno/disasm.h
index 9de87d8de5f..dc29b2fbd2a 100644
--- a/src/gallium/drivers/freedreno/disasm.h
+++ b/src/gallium/drivers/freedreno/disasm.h
@@ -37,7 +37,7 @@ enum debug_t {
};
int disasm_a2xx(uint32_t *dwords, int sizedwords, int level, gl_shader_stage type);
-int disasm_a3xx(uint32_t *dwords, int sizedwords, int level, FILE *out);
+int disasm_a3xx(uint32_t *dwords, int sizedwords, int level, FILE *out, unsigned gpu_id);
void disasm_set_debug(enum debug_t debug);
#endif /* DISASM_H_ */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-15 04:36:10 +0000