From: Connor Abbott <connor.w.abbott@intel.com>
Date: Mon, 3 Aug 2015 22:05:38 +0000 (-0700)
Subject: nir/instr_set: handle 64-bit bit-sizes
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=106a1b5501b23503394fbb9dd99ab30def60652e;p=mesa.git

nir/instr_set: handle 64-bit bit-sizes

v2: Revert spurious change in nir_opt_cse.c (Iago)

Signed-off-by: Iago Toral Quiroga <itoral@igalia.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
---

diff --git a/src/compiler/nir/nir_instr_set.c b/src/compiler/nir/nir_instr_set.c
index e244122e466..c6161433516 100644
--- a/src/compiler/nir/nir_instr_set.c
+++ b/src/compiler/nir/nir_instr_set.c
@@ -52,6 +52,7 @@ hash_alu(uint32_t hash, const nir_alu_instr *instr)
 {
    hash = HASH(hash, instr->op);
    hash = HASH(hash, instr->dest.dest.ssa.num_components);
+   hash = HASH(hash, instr->dest.dest.ssa.bit_size);
    /* We explicitly don't hash instr->dest.dest.exact */
 
    if (nir_op_infos[instr->op].algebraic_properties & NIR_OP_IS_COMMUTATIVE) {
@@ -82,9 +83,8 @@ hash_load_const(uint32_t hash, const nir_load_const_instr *instr)
 {
    hash = HASH(hash, instr->def.num_components);
 
-   hash = _mesa_fnv32_1a_accumulate_block(hash, instr->value.f32,
-                                          instr->def.num_components
-                                             * sizeof(instr->value.f32[0]));
+   unsigned size = instr->def.num_components * (instr->def.bit_size / 8);
+   hash = _mesa_fnv32_1a_accumulate_block(hash, instr->value.f32, size);
 
    return hash;
 }
@@ -126,8 +126,10 @@ hash_intrinsic(uint32_t hash, const nir_intrinsic_instr *instr)
    const nir_intrinsic_info *info = &nir_intrinsic_infos[instr->intrinsic];
    hash = HASH(hash, instr->intrinsic);
 
-   if (info->has_dest)
+   if (info->has_dest) {
       hash = HASH(hash, instr->dest.ssa.num_components);
+      hash = HASH(hash, instr->dest.ssa.bit_size);
+   }
 
    assert(info->num_variables == 0);
 
@@ -268,6 +270,9 @@ nir_instrs_equal(const nir_instr *instr1, const nir_instr *instr2)
       if (alu1->dest.dest.ssa.num_components != alu2->dest.dest.ssa.num_components)
          return false;
 
+      if (alu1->dest.dest.ssa.bit_size != alu2->dest.dest.ssa.bit_size)
+         return false;
+
       /* We explicitly don't hash instr->dest.dest.exact */
 
       if (nir_op_infos[alu1->op].algebraic_properties & NIR_OP_IS_COMMUTATIVE) {
@@ -325,8 +330,11 @@ nir_instrs_equal(const nir_instr *instr1, const nir_instr *instr2)
       if (load1->def.num_components != load2->def.num_components)
          return false;
 
+      if (load1->def.bit_size != load2->def.bit_size)
+         return false;
+
       return memcmp(load1->value.f32, load2->value.f32,
-                    load1->def.num_components * sizeof(*load2->value.f32)) == 0;
+                    load1->def.num_components * (load1->def.bit_size / 8)) == 0;
    }
    case nir_instr_type_phi: {
       nir_phi_instr *phi1 = nir_instr_as_phi(instr1);
@@ -362,6 +370,10 @@ nir_instrs_equal(const nir_instr *instr1, const nir_instr *instr2)
                             intrinsic2->dest.ssa.num_components)
          return false;
 
+      if (info->has_dest && intrinsic1->dest.ssa.bit_size !=
+                            intrinsic2->dest.ssa.bit_size)
+         return false;
+
       for (unsigned i = 0; i < info->num_srcs; i++) {
          if (!nir_srcs_equal(intrinsic1->src[i], intrinsic2->src[i]))
             return false;