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i965: Print subreg in units of type-size on ternary instructions

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The instruction word contains SubRegNum[4:2] so it's in units of dwords
(hence the * 4 to get it in terms of bytes). Before this patch, the
subreg would have been wrong for DF arguments.

Reviewed-by: Scott D Phillips <scott.d.phillips@intel.com>
This commit is contained in:
Matt Turner
2017-06-14 15:05:39 -07:00
parent 3f14150e9a
commit ba50b538af
1 changed files with 26 additions and 5 deletions
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31
src/intel/compiler/brw_disasm.c
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@@ -764,6 +764,12 @@ dest_3src(FILE *file, const struct gen_device_info *devinfo, const brw_inst *ins
{
int err = 0;
uint32_t reg_file;
enum brw_reg_type type =
brw_hw_3src_type_to_reg_type(devinfo,
brw_inst_3src_dst_type(devinfo, inst));
unsigned dst_subreg_nr =
brw_inst_3src_dst_subreg_nr(devinfo, inst) * 4 /
brw_reg_type_to_size(type);
if (devinfo->gen == 6 && brw_inst_3src_dst_reg_file(devinfo, inst))
reg_file = BRW_MESSAGE_REGISTER_FILE;
@@ -773,8 +779,8 @@ dest_3src(FILE *file, const struct gen_device_info *devinfo, const brw_inst *ins
err |= reg(file, reg_file, brw_inst_3src_dst_reg_nr(devinfo, inst));
if (err == -1)
return 0;
if (brw_inst_3src_dst_subreg_nr(devinfo, inst))
format(file, ".%"PRIu64, brw_inst_3src_dst_subreg_nr(devinfo, inst));
if (dst_subreg_nr)
format(file, ".%u", dst_subreg_nr);
string(file, "<1>");
err |= control(file, "writemask", writemask,
brw_inst_3src_dst_writemask(devinfo, inst), NULL);
@@ -928,7 +934,12 @@ static int
src0_3src(FILE *file, const struct gen_device_info *devinfo, const brw_inst *inst)
{
int err = 0;
unsigned src0_subreg_nr = brw_inst_3src_src0_subreg_nr(devinfo, inst);
enum brw_reg_type type =
brw_hw_3src_type_to_reg_type(devinfo,
brw_inst_3src_src_type(devinfo, inst));
unsigned src0_subreg_nr =
brw_inst_3src_src0_subreg_nr(devinfo, inst) * 4 /
brw_reg_type_to_size(type);
err |= control(file, "negate", m_negate,
brw_inst_3src_src0_negate(devinfo, inst), NULL);
@@ -955,7 +966,12 @@ static int
src1_3src(FILE *file, const struct gen_device_info *devinfo, const brw_inst *inst)
{
int err = 0;
unsigned src1_subreg_nr = brw_inst_3src_src1_subreg_nr(devinfo, inst);
enum brw_reg_type type =
brw_hw_3src_type_to_reg_type(devinfo,
brw_inst_3src_src_type(devinfo, inst));
unsigned src1_subreg_nr =
brw_inst_3src_src1_subreg_nr(devinfo, inst) * 4 /
brw_reg_type_to_size(type);
err |= control(file, "negate", m_negate,
brw_inst_3src_src1_negate(devinfo, inst), NULL);
@@ -983,7 +999,12 @@ static int
src2_3src(FILE *file, const struct gen_device_info *devinfo, const brw_inst *inst)
{
int err = 0;
unsigned src2_subreg_nr = brw_inst_3src_src2_subreg_nr(devinfo, inst);
enum brw_reg_type type =
brw_hw_3src_type_to_reg_type(devinfo,
brw_inst_3src_src_type(devinfo, inst));
unsigned src2_subreg_nr =
brw_inst_3src_src2_subreg_nr(devinfo, inst) * 4 /
brw_reg_type_to_size(type);
err |= control(file, "negate", m_negate,
brw_inst_3src_src2_negate(devinfo, inst), NULL);