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broadcom/compiler: simplify code emitted for centroid coordinates

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Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17909>
This commit is contained in:
Iago Toral Quiroga 2022-08-05 13:51:01 +02:00 • committed by Marge Bot
parent e035c289b5
commit 8ecea47f06
1 changed files with 8 additions and 8 deletions
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16
src/broadcom/compiler/nir_to_vir.c
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@ -3000,18 +3000,18 @@ ntq_get_barycentric_centroid(struct v3d_compile *c,
/* sN = TRUE if sample N enabled in sample mask, FALSE otherwise */
struct qreg F = vir_uniform_ui(c, 0);
struct qreg T = vir_uniform_ui(c, ~0);
struct qreg s0 = vir_XOR(c, vir_AND(c, sample_mask, i1), i1);
struct qreg s0 = vir_AND(c, sample_mask, i1);
vir_set_pf(c, vir_MOV_dest(c, vir_nop_reg(), s0), V3D_QPU_PF_PUSHZ);
s0 = vir_SEL(c, V3D_QPU_COND_IFA, T, F);
struct qreg s1 = vir_XOR(c, vir_AND(c, sample_mask, i2), i2);
s0 = vir_SEL(c, V3D_QPU_COND_IFNA, T, F);
struct qreg s1 = vir_AND(c, sample_mask, i2);
vir_set_pf(c, vir_MOV_dest(c, vir_nop_reg(), s1), V3D_QPU_PF_PUSHZ);
s1 = vir_SEL(c, V3D_QPU_COND_IFA, T, F);
struct qreg s2 = vir_XOR(c, vir_AND(c, sample_mask, i4), i4);
s1 = vir_SEL(c, V3D_QPU_COND_IFNA, T, F);
struct qreg s2 = vir_AND(c, sample_mask, i4);
vir_set_pf(c, vir_MOV_dest(c, vir_nop_reg(), s2), V3D_QPU_PF_PUSHZ);
s2 = vir_SEL(c, V3D_QPU_COND_IFA, T, F);
struct qreg s3 = vir_XOR(c, vir_AND(c, sample_mask, i8), i8);
s2 = vir_SEL(c, V3D_QPU_COND_IFNA, T, F);
struct qreg s3 = vir_AND(c, sample_mask, i8);
vir_set_pf(c, vir_MOV_dest(c, vir_nop_reg(), s3), V3D_QPU_PF_PUSHZ);
s3 = vir_SEL(c, V3D_QPU_COND_IFA, T, F);
s3 = vir_SEL(c, V3D_QPU_COND_IFNA, T, F);
/* sample_idx = s0 ? 0 : s2 ? 2 : s1 ? 1 : 3 */
struct qreg sample_idx = i3;