diff options
Diffstat (limited to 'src/gallium/drivers/svga/svga_tgsi_insn.c')
| -rw-r--r-- | src/gallium/drivers/svga/svga_tgsi_insn.c | 63 |
1 files changed, 43 insertions, 20 deletions
diff --git a/src/gallium/drivers/svga/svga_tgsi_insn.c b/src/gallium/drivers/svga/svga_tgsi_insn.c index 72dccdf150..f2591c5721 100644 --- a/src/gallium/drivers/svga/svga_tgsi_insn.c +++ b/src/gallium/drivers/svga/svga_tgsi_insn.c @@ -197,22 +197,37 @@ translate_src_register( const struct svga_shader_emitter *emit, break; } - /* Indirect addressing (for coninstant buffer lookups only) + /* Indirect addressing. */ - if (reg->Register.Indirect) - { - /* we shift the offset towards the minimum */ - if (svga_arl_needs_adjustment( emit )) { - src.base.num -= svga_arl_adjustment( emit ); + if (reg->Register.Indirect) { + if (emit->unit == PIPE_SHADER_FRAGMENT) { + /* Pixel shaders have only loop registers for relative + * addressing into inputs. Ignore the redundant address + * register, the contents of aL should be in sync with it. + */ + if (reg->Register.File == TGSI_FILE_INPUT) { + src.base.relAddr = 1; + src.indirect = src_token(SVGA3DREG_LOOP, 0); + } + } + else { + /* Constant buffers only. + */ + if (reg->Register.File == TGSI_FILE_CONSTANT) { + /* we shift the offset towards the minimum */ + if (svga_arl_needs_adjustment( emit )) { + src.base.num -= svga_arl_adjustment( emit ); + } + src.base.relAddr = 1; + + /* Not really sure what should go in the second token: + */ + src.indirect = src_token( SVGA3DREG_ADDR, + reg->Indirect.Index ); + + src.indirect.swizzle = SWIZZLE_XXXX; + } } - src.base.relAddr = 1; - - /* Not really sure what should go in the second token: - */ - src.indirect = src_token( SVGA3DREG_ADDR, - reg->Indirect.Index ); - - src.indirect.swizzle = SWIZZLE_XXXX; } src = swizzle( src, @@ -538,7 +553,7 @@ static boolean emit_def_const( struct svga_shader_emitter *emit, static INLINE boolean create_zero_immediate( struct svga_shader_emitter *emit ) { - unsigned idx = emit->nr_hw_const++; + unsigned idx = emit->nr_hw_float_const++; if (!emit_def_const( emit, SVGA3D_CONST_TYPE_FLOAT, idx, 0, 0, 0, 1 )) @@ -553,7 +568,7 @@ create_zero_immediate( struct svga_shader_emitter *emit ) static INLINE boolean create_loop_const( struct svga_shader_emitter *emit ) { - unsigned idx = emit->nr_hw_const++; + unsigned idx = emit->nr_hw_int_const++; if (!emit_def_const( emit, SVGA3D_CONST_TYPE_INT, idx, 255, /* iteration count */ @@ -571,7 +586,7 @@ create_loop_const( struct svga_shader_emitter *emit ) static INLINE boolean create_sincos_consts( struct svga_shader_emitter *emit ) { - unsigned idx = emit->nr_hw_const++; + unsigned idx = emit->nr_hw_float_const++; if (!emit_def_const( emit, SVGA3D_CONST_TYPE_FLOAT, idx, -1.5500992e-006f, @@ -581,7 +596,7 @@ create_sincos_consts( struct svga_shader_emitter *emit ) return FALSE; emit->sincos_consts_idx = idx; - idx = emit->nr_hw_const++; + idx = emit->nr_hw_float_const++; if (!emit_def_const( emit, SVGA3D_CONST_TYPE_FLOAT, idx, -0.020833334f, @@ -602,7 +617,7 @@ create_arl_consts( struct svga_shader_emitter *emit ) for (i = 0; i < emit->num_arl_consts; i += 4) { int j; - unsigned idx = emit->nr_hw_const++; + unsigned idx = emit->nr_hw_float_const++; float vals[4]; for (j = 0; j < 4 && (j + i) < emit->num_arl_consts; ++j) { vals[j] = emit->arl_consts[i + j].number; @@ -1593,6 +1608,14 @@ static boolean emit_arl(struct svga_shader_emitter *emit, const struct tgsi_full_instruction *insn) { ++emit->current_arl; + if (emit->unit == PIPE_SHADER_FRAGMENT) { + /* MOVA not present in pixel shader instruction set. + * Ignore this instruction altogether since it is + * only used for loop counters -- and for that + * we reference aL directly. + */ + return TRUE; + } if (svga_arl_needs_adjustment( emit )) { return emit_fake_arl( emit, insn ); } else { @@ -2384,7 +2407,7 @@ static boolean make_immediate( struct svga_shader_emitter *emit, float d, struct src_register *out ) { - unsigned idx = emit->nr_hw_const++; + unsigned idx = emit->nr_hw_float_const++; if (!emit_def_const( emit, SVGA3D_CONST_TYPE_FLOAT, idx, a, b, c, d )) |