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author | Henri Verbeet <hverbeet@gmail.com> | 2011-04-25 13:28:55 +0200 |
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committer | Henri Verbeet <hverbeet@gmail.com> | 2011-04-25 14:06:22 +0200 |
commit | b2a98c3531c276b76024bb9b10fdd6c3360cb0c9 (patch) | |
tree | 53bb40b9715e5d44296a86734b36704d35144493 /src/gallium/drivers/r600/r600_asm.c | |
parent | d7577ae3a6d6e174ab36d244f6bd4dedd63c3d1d (diff) | |
download | external_mesa3d-b2a98c3531c276b76024bb9b10fdd6c3360cb0c9.zip external_mesa3d-b2a98c3531c276b76024bb9b10fdd6c3360cb0c9.tar.gz external_mesa3d-b2a98c3531c276b76024bb9b10fdd6c3360cb0c9.tar.bz2 |
r600g: Unify comment style somewhat.
Signed-off-by: Henri Verbeet <hverbeet@gmail.com>
Diffstat (limited to 'src/gallium/drivers/r600/r600_asm.c')
-rw-r--r-- | src/gallium/drivers/r600/r600_asm.c | 72 |
1 files changed, 36 insertions, 36 deletions
diff --git a/src/gallium/drivers/r600/r600_asm.c b/src/gallium/drivers/r600/r600_asm.c index f037423..033e846 100644 --- a/src/gallium/drivers/r600/r600_asm.c +++ b/src/gallium/drivers/r600/r600_asm.c @@ -525,19 +525,19 @@ static int assign_alu_units(struct r600_bc *bc, struct r600_bc_alu *alu_first, else if (is_alu_vec_unit_inst(bc, alu)) trans = 0; else if (assignment[chan]) - trans = 1; // assume ALU_INST_PREFER_VECTOR + trans = 1; /* Assume ALU_INST_PREFER_VECTOR. */ else trans = 0; if (trans) { if (assignment[4]) { - assert(0); //ALU.Trans has already been allocated + assert(0); /* ALU.Trans has already been allocated. */ return -1; } assignment[4] = alu; } else { if (assignment[chan]) { - assert(0); //ALU.chan has already been allocated + assert(0); /* ALU.chan has already been allocated. */ return -1; } assignment[chan] = alu; @@ -589,7 +589,7 @@ static int reserve_gpr(struct alu_bank_swizzle *bs, unsigned sel, unsigned chan, if (bs->hw_gpr[cycle][chan] == -1) bs->hw_gpr[cycle][chan] = sel; else if (bs->hw_gpr[cycle][chan] != (int)sel) { - // Another scalar operation has already used GPR read port for channel + /* Another scalar operation has already used the GPR read port for the channel. */ return -1; } return 0; @@ -609,9 +609,9 @@ static int reserve_cfile(struct r600_bc *bc, struct alu_bank_swizzle *bs, unsign return 0; } else if (bs->hw_cfile_addr[res] == sel && bs->hw_cfile_elem[res] == chan) - return 0; // Read for this scalar element already reserved, nothing to do here. + return 0; /* Read for this scalar element already reserved, nothing to do here. */ } - // All cfile read ports are used, cannot reference vector element + /* All cfile read ports are used, cannot reference vector element. */ return -1; } @@ -626,8 +626,8 @@ static int is_gpr(unsigned sel) static int is_cfile(unsigned sel) { return (sel > 255 && sel < 512) || - (sel > 511 && sel < 4607) || // Kcache before translate - (sel > 127 && sel < 192); // Kcache after translate + (sel > 511 && sel < 4607) || /* Kcache before translation. */ + (sel > 127 && sel < 192); /* Kcache after translation. */ } static int is_const(int sel) @@ -649,8 +649,8 @@ static int check_vector(struct r600_bc *bc, struct r600_bc_alu *alu, if (is_gpr(sel)) { cycle = cycle_for_bank_swizzle_vec[bank_swizzle][src]; if (src == 1 && sel == alu->src[0].sel && elem == alu->src[0].chan) - // Nothing to do; special-case optimization, - // second source uses first source’s reservation + /* Nothing to do; special-case optimization, + * second source uses first source’s reservation. */ continue; else { r = reserve_gpr(bs, sel, elem, cycle); @@ -662,7 +662,7 @@ static int check_vector(struct r600_bc *bc, struct r600_bc_alu *alu, if (r) return r; } - // No restrictions on PV, PS, literal or special constants + /* No restrictions on PV, PS, literal or special constants. */ } return 0; } @@ -676,10 +676,10 @@ static int check_scalar(struct r600_bc *bc, struct r600_bc_alu *alu, for (const_count = 0, src = 0; src < num_src; ++src) { sel = alu->src[src].sel; elem = alu->src[src].chan; - if (is_const(sel)) { // Any constant, including literal and inline constants + if (is_const(sel)) { /* Any constant, including literal and inline constants. */ if (const_count >= 2) - // More than two references to a constant in - // transcendental operation. + /* More than two references to a constant in + * transcendental operation. */ return -1; else const_count++; @@ -696,14 +696,14 @@ static int check_scalar(struct r600_bc *bc, struct r600_bc_alu *alu, if (is_gpr(sel)) { cycle = cycle_for_bank_swizzle_scl[bank_swizzle][src]; if (cycle < const_count) - // Cycle for GPR load conflicts with - // constant load in transcendental operation. + /* Cycle for GPR load conflicts with + * constant load in transcendental operation. */ return -1; r = reserve_gpr(bs, sel, elem, cycle); if (r) return r; } - // PV PS restrictions + /* PV PS restrictions */ if (const_count && (sel == 254 || sel == 255)) { cycle = cycle_for_bank_swizzle_scl[bank_swizzle][src]; if (cycle < const_count) @@ -731,8 +731,8 @@ static int check_and_set_bank_swizzle(struct r600_bc *bc, if (forced) return 0; - // just check every possible combination of bank swizzle - // not very efficent, but works on the first try in most of the cases + /* Just check every possible combination of bank swizzle. + * Not very efficent, but works on the first try in most of the cases. */ for (i = 0; i < 4; i++) bank_swizzle[i] = SQ_ALU_VEC_012; bank_swizzle[4] = SQ_ALU_SCL_210; @@ -773,7 +773,7 @@ static int check_and_set_bank_swizzle(struct r600_bc *bc, } } - // couldn't find a working swizzle + /* Couldn't find a working swizzle. */ return -1; } @@ -843,17 +843,17 @@ void r600_bc_special_constants(u32 value, unsigned *sel, unsigned *neg) case -1: *sel = V_SQ_ALU_SRC_M_1_INT; break; - case 0x3F800000: // 1.0f + case 0x3F800000: /* 1.0f */ *sel = V_SQ_ALU_SRC_1; break; - case 0x3F000000: // 0.5f + case 0x3F000000: /* 0.5f */ *sel = V_SQ_ALU_SRC_0_5; break; - case 0xBF800000: // -1.0f + case 0xBF800000: /* -1.0f */ *sel = V_SQ_ALU_SRC_1; *neg ^= 1; break; - case 0xBF000000: // -0.5f + case 0xBF000000: /* -0.5f */ *sel = V_SQ_ALU_SRC_0_5; *neg ^= 1; break; @@ -946,13 +946,13 @@ static int merge_inst_groups(struct r600_bc *bc, struct r600_bc_alu *slots[5], if (slots[i] && r600_bc_alu_nliterals(bc, slots[i], literal, &nliteral)) return 0; - // let's check used slots + /* Let's check used slots. */ if (prev[i] && !slots[i]) { result[i] = prev[i]; continue; } else if (prev[i] && slots[i]) { if (result[4] == NULL && prev[4] == NULL && slots[4] == NULL) { - // trans unit is still free try to use it + /* Trans unit is still free try to use it. */ if (is_alu_any_unit_inst(bc, slots[i])) { result[i] = prev[i]; result[4] = slots[i]; @@ -971,14 +971,14 @@ static int merge_inst_groups(struct r600_bc *bc, struct r600_bc_alu *slots[5], alu = slots[i]; num_once_inst += is_alu_once_inst(bc, alu); - // let's check dst gpr + /* Let's check dst gpr. */ if (alu->dst.rel) { if (have_mova) return 0; have_rel = 1; } - // let's check source gprs + /* Let's check source gprs */ num_src = r600_bc_get_num_operands(bc, alu); for (src = 0; src < num_src; ++src) { if (alu->src[src].rel) { @@ -987,7 +987,7 @@ static int merge_inst_groups(struct r600_bc *bc, struct r600_bc_alu *slots[5], have_rel = 1; } - // constants doesn't matter + /* Constants don't matter. */ if (!is_gpr(alu->src[src].sel)) continue; @@ -995,7 +995,7 @@ static int merge_inst_groups(struct r600_bc *bc, struct r600_bc_alu *slots[5], if (!prev[j] || !prev[j]->dst.write) continue; - // if it's relative then we can't determin which gpr is really used + /* If it's relative then we can't determin which gpr is really used. */ if (prev[j]->dst.chan == alu->src[src].chan && (prev[j]->dst.sel == alu->src[src].sel || prev[j]->dst.rel || alu->src[src].rel)) @@ -1935,7 +1935,7 @@ void r600_bc_dump(struct r600_bc *bc) fprintf(stderr, "%04d %08X ", id, bc->bytecode[id]); fprintf(stderr, "ENDIAN:%d ", vtx->endian); fprintf(stderr, "OFFSET:%d\n", vtx->offset); - //TODO + /* TODO */ id++; fprintf(stderr, "%04d %08X \n", id, bc->bytecode[id]); id++; @@ -2091,11 +2091,11 @@ int r600_vertex_elements_build_fetch_shader(struct r600_pipe_context *rctx, stru u32 *bytecode; int i, r; - /* vertex elements offset need special handling, if offset is bigger - + * than what we can put in fetch instruction then we need to alterate - * the vertex resource offset. In such case in order to simplify code - * we will bound one resource per elements. It's a worst case scenario. - */ + /* Vertex element offsets need special handling. If the offset is + * bigger than what we can put in the fetch instruction we need to + * alter the vertex resource offset. In order to simplify code we + * will bind one resource per element in such cases. It's a worst + * case scenario. */ for (i = 0; i < ve->count; i++) { ve->vbuffer_offset[i] = C_SQ_VTX_WORD2_OFFSET & elements[i].src_offset; if (ve->vbuffer_offset[i]) { |