diff options
| author | Tom Stellard <tstellar@gmail.com> | 2010-08-11 09:25:45 -0700 |
|---|---|---|
| committer | Tom Stellard <tstellar@gmail.com> | 2010-08-11 11:39:57 -0700 |
| commit | f78445de5d2316934ebeaa19a616d2f960c89237 (patch) | |
| tree | e4ae99b98e9a9426c03757abb8afb0f9645dbc81 /src/mesa/drivers | |
| parent | 953e39c61d051feb9f4f25f8390045c18f211d2a (diff) | |
r300/compiler: Implement the CONT opcode.
Diffstat (limited to 'src/mesa/drivers')
4 files changed, 20 insertions, 7 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/r500_fragprog_emit.c b/src/mesa/drivers/dri/r300/compiler/r500_fragprog_emit.c index c3f817ad4e8..dfad12eb15f 100644 --- a/src/mesa/drivers/dri/r300/compiler/r500_fragprog_emit.c +++ b/src/mesa/drivers/dri/r300/compiler/r500_fragprog_emit.c @@ -70,6 +70,10 @@ struct loop_info { int * Brks; int BrkCount; int BrkReserved; + + int * Conts; + int ContCount; + int ContReserved; }; struct emit_state { @@ -413,15 +417,18 @@ static void emit_flowcontrol(struct emit_state * s, struct rc_instruction * inst ; break; - case RC_OPCODE_CONTINUE: + case RC_OPCODE_CONT: loop = &s->Loops[s->CurrentLoopDepth - 1]; - s->Code->inst[newip].inst2 = R500_FC_OP_JUMP + memory_pool_array_reserve(&s->C->Pool, int, loop->Conts, + loop->ContCount, loop->ContReserved, 1); + loop->Conts[loop->ContCount++] = newip; + s->Code->inst[newip].inst2 = R500_FC_OP_CONTINUE | R500_FC_JUMP_FUNC(0xff) | R500_FC_B_OP1_DECR | R500_FC_B_POP_CNT( s->CurrentBranchDepth - loop->BranchDepth) + | R500_FC_IGNORE_UNCOVERED ; - s->Code->inst[newip].inst3 = R500_FC_JUMP_ADDR(loop->BgnLoop); break; case RC_OPCODE_ENDLOOP: @@ -449,6 +456,12 @@ static void emit_flowcontrol(struct emit_state * s, struct rc_instruction * inst s->Code->inst[loop->Brks[loop->BrkCount]].inst3 = R500_FC_JUMP_ADDR(newip + 1); } + + /* Set jump address for CONT instructions. */ + while(loop->ContCount--) { + s->Code->inst[loop->Conts[loop->ContCount]].inst3 = + R500_FC_JUMP_ADDR(newip); + } s->CurrentLoopDepth--; break; } diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_dataflow_deadcode.c b/src/mesa/drivers/dri/r300/compiler/radeon_dataflow_deadcode.c index 31566a937f4..faf531b412e 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_dataflow_deadcode.c +++ b/src/mesa/drivers/dri/r300/compiler/radeon_dataflow_deadcode.c @@ -274,7 +274,7 @@ void rc_dataflow_deadcode(struct radeon_compiler * c, rc_dataflow_mark_outputs_f } break; } - case RC_OPCODE_CONTINUE: + case RC_OPCODE_CONT: break; case RC_OPCODE_ENDIF: push_branch(&s); diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.c b/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.c index 04f234f11d8..2ea830be7f9 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.c +++ b/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.c @@ -386,8 +386,8 @@ struct rc_opcode_info rc_opcodes[MAX_RC_OPCODE] = { .NumSrcRegs = 0, }, { - .Opcode = RC_OPCODE_CONTINUE, - .Name = "CONTINUE", + .Opcode = RC_OPCODE_CONT, + .Name = "CONT", .IsFlowControl = 1, .NumSrcRegs = 0 }, diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.h b/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.h index 8b9fa07dde2..6e18d6eb3f1 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.h +++ b/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.h @@ -187,7 +187,7 @@ typedef enum { RC_OPCODE_ENDLOOP, - RC_OPCODE_CONTINUE, + RC_OPCODE_CONT, /** special instruction, used in R300-R500 fragment program pair instructions * indicates that the result of the alpha operation shall be replicated |