diff options
Diffstat (limited to 'src/intel/compiler')
| -rw-r--r-- | src/intel/compiler/test_fs_saturate_propagation.cpp | 126 |
1 files changed, 125 insertions, 1 deletions
diff --git a/src/intel/compiler/test_fs_saturate_propagation.cpp b/src/intel/compiler/test_fs_saturate_propagation.cpp index db472143994..360f735220c 100644 --- a/src/intel/compiler/test_fs_saturate_propagation.cpp +++ b/src/intel/compiler/test_fs_saturate_propagation.cpp @@ -65,7 +65,7 @@ void saturate_propagation_test::SetUp() v = new saturate_propagation_fs_visitor(compiler, prog_data, shader); - devinfo->gen = 4; + devinfo->gen = 6; } static fs_inst * @@ -278,6 +278,44 @@ TEST_F(saturate_propagation_test, add_neg_mov_sat) EXPECT_FALSE(instruction(block0, 1)->saturate); } +TEST_F(saturate_propagation_test, add_imm_float_neg_mov_sat) +{ + const fs_builder &bld = v->bld; + fs_reg dst0 = v->vgrf(glsl_type::float_type); + fs_reg dst1 = v->vgrf(glsl_type::float_type); + fs_reg src0 = v->vgrf(glsl_type::float_type); + fs_reg src1 = brw_imm_f(1.0f); + bld.ADD(dst0, src0, src1); + dst0.negate = true; + set_saturate(true, bld.MOV(dst1, dst0)); + + /* = Before = + * + * 0: add(8) dst0 src0 1.0f + * 1: mov.sat(8) dst1 -dst0 + * + * = After = + * 0: add.sat(8) dst0 -src0 -1.0f + * 1: mov(8) dst1 dst0 + */ + + v->calculate_cfg(); + bblock_t *block0 = v->cfg->blocks[0]; + + EXPECT_EQ(0, block0->start_ip); + EXPECT_EQ(1, block0->end_ip); + + EXPECT_TRUE(saturate_propagation(v)); + EXPECT_EQ(0, block0->start_ip); + EXPECT_EQ(1, block0->end_ip); + EXPECT_EQ(BRW_OPCODE_ADD, instruction(block0, 0)->opcode); + EXPECT_TRUE(instruction(block0, 0)->saturate); + EXPECT_TRUE(instruction(block0, 0)->src[0].negate); + EXPECT_EQ(instruction(block0, 0)->src[1].f, -1.0f); + EXPECT_EQ(BRW_OPCODE_MOV, instruction(block0, 1)->opcode); + EXPECT_FALSE(instruction(block0, 1)->saturate); +} + TEST_F(saturate_propagation_test, mul_neg_mov_sat) { const fs_builder &bld = v->bld; @@ -316,6 +354,92 @@ TEST_F(saturate_propagation_test, mul_neg_mov_sat) EXPECT_FALSE(instruction(block0, 1)->src[0].negate); } +TEST_F(saturate_propagation_test, mad_neg_mov_sat) +{ + const fs_builder &bld = v->bld; + fs_reg dst0 = v->vgrf(glsl_type::float_type); + fs_reg dst1 = v->vgrf(glsl_type::float_type); + fs_reg src0 = v->vgrf(glsl_type::float_type); + fs_reg src1 = v->vgrf(glsl_type::float_type); + fs_reg src2 = v->vgrf(glsl_type::float_type); + bld.MAD(dst0, src0, src1, src2); + dst0.negate = true; + set_saturate(true, bld.MOV(dst1, dst0)); + + /* = Before = + * + * 0: mad(8) dst0 src0 src1 src2 + * 1: mov.sat(8) dst1 -dst0 + * + * = After = + * 0: mad.sat(8) dst0 -src0 -src1 src2 + * 1: mov(8) dst1 dst0 + */ + + v->calculate_cfg(); + bblock_t *block0 = v->cfg->blocks[0]; + + EXPECT_EQ(0, block0->start_ip); + EXPECT_EQ(1, block0->end_ip); + + EXPECT_TRUE(saturate_propagation(v)); + EXPECT_EQ(0, block0->start_ip); + EXPECT_EQ(1, block0->end_ip); + EXPECT_EQ(BRW_OPCODE_MAD, instruction(block0, 0)->opcode); + EXPECT_TRUE(instruction(block0, 0)->saturate); + EXPECT_TRUE(instruction(block0, 0)->src[0].negate); + EXPECT_TRUE(instruction(block0, 0)->src[1].negate); + EXPECT_FALSE(instruction(block0, 0)->src[2].negate); + EXPECT_EQ(BRW_OPCODE_MOV, instruction(block0, 1)->opcode); + EXPECT_FALSE(instruction(block0, 1)->saturate); + EXPECT_FALSE(instruction(block0, 1)->src[0].negate); +} + +TEST_F(saturate_propagation_test, mad_imm_float_neg_mov_sat) +{ + const fs_builder &bld = v->bld; + fs_reg dst0 = v->vgrf(glsl_type::float_type); + fs_reg dst1 = v->vgrf(glsl_type::float_type); + fs_reg src0 = brw_imm_f(1.0f); + fs_reg src1 = brw_imm_f(-2.0f); + fs_reg src2 = v->vgrf(glsl_type::float_type); + /* The builder for MAD tries to be helpful and not put immediates as direct + * sources. We want to test specifically that case. + */ + fs_inst *mad = bld.MAD(dst0, src2, src2, src2); + mad->src[0]= src0; + mad->src[1] = src1; + dst0.negate = true; + set_saturate(true, bld.MOV(dst1, dst0)); + + /* = Before = + * + * 0: mad(8) dst0 1.0f -2.0f src2 + * 1: mov.sat(8) dst1 -dst0 + * + * = After = + * 0: mad.sat(8) dst0 -1.0f 2.0f src2 + * 1: mov(8) dst1 dst0 + */ + + v->calculate_cfg(); + bblock_t *block0 = v->cfg->blocks[0]; + + EXPECT_EQ(0, block0->start_ip); + EXPECT_EQ(1, block0->end_ip); + + EXPECT_TRUE(saturate_propagation(v)); + EXPECT_EQ(0, block0->start_ip); + EXPECT_EQ(1, block0->end_ip); + EXPECT_EQ(BRW_OPCODE_MAD, instruction(block0, 0)->opcode); + EXPECT_TRUE(instruction(block0, 0)->saturate); + EXPECT_EQ(instruction(block0, 0)->src[0].f, -1.0f); + EXPECT_EQ(instruction(block0, 0)->src[1].f, 2.0f); + EXPECT_EQ(BRW_OPCODE_MOV, instruction(block0, 1)->opcode); + EXPECT_FALSE(instruction(block0, 1)->saturate); + EXPECT_FALSE(instruction(block0, 1)->src[0].negate); +} + TEST_F(saturate_propagation_test, mul_mov_sat_neg_mov_sat) { const fs_builder &bld = v->bld; |