Signed-off-by: Samuel Pitoiset <samuel.pitoi...@gmail.com>
---
 src/amd/common/ac_llvm_build.c                    | 23 ++++++++++++++++++++
 src/amd/common/ac_llvm_build.h                    |  3 +++
 src/amd/common/ac_nir_to_llvm.c                   | 26 ++---------------------
 src/gallium/drivers/radeonsi/si_shader_tgsi_alu.c | 10 ++-------
 4 files changed, 30 insertions(+), 32 deletions(-)

diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c
index 1a245bd8e6..cab8396f82 100644
--- a/src/amd/common/ac_llvm_build.c
+++ b/src/amd/common/ac_llvm_build.c
@@ -1708,6 +1708,29 @@ LLVMValueRef ac_build_fract(struct ac_llvm_context *ctx, 
LLVMValueRef src0,
        return LLVMBuildFSub(ctx->builder, src0, floor, "");
 }
 
+LLVMValueRef ac_build_isign(struct ac_llvm_context *ctx, LLVMValueRef src0,
+                           unsigned bitsize)
+{
+       LLVMValueRef cmp, val, zero, one;
+       LLVMTypeRef type;
+
+       if (bitsize == 32) {
+               type = ctx->i32;
+               zero = ctx->i32_0;
+               one = ctx->i32_1;
+       } else {
+               type = ctx->i64;
+               zero = ctx->i64_0;
+               one = ctx->i64_1;
+       }
+
+       cmp = LLVMBuildICmp(ctx->builder, LLVMIntSGT, src0, zero, "");
+       val = LLVMBuildSelect(ctx->builder, cmp, one, src0, "");
+       cmp = LLVMBuildICmp(ctx->builder, LLVMIntSGE, val, zero, "");
+       val = LLVMBuildSelect(ctx->builder, cmp, val, LLVMConstInt(type, -1, 
true), "");
+       return val;
+}
+
 void ac_get_image_intr_name(const char *base_name,
                            LLVMTypeRef data_type,
                            LLVMTypeRef coords_type,
diff --git a/src/amd/common/ac_llvm_build.h b/src/amd/common/ac_llvm_build.h
index 1a480ebbca..860c25f677 100644
--- a/src/amd/common/ac_llvm_build.h
+++ b/src/amd/common/ac_llvm_build.h
@@ -338,6 +338,9 @@ void ac_build_waitcnt(struct ac_llvm_context *ctx, unsigned 
simm16);
 LLVMValueRef ac_build_fract(struct ac_llvm_context *ctx, LLVMValueRef src0,
                           unsigned bitsize);
 
+LLVMValueRef ac_build_isign(struct ac_llvm_context *ctx, LLVMValueRef src0,
+                           unsigned bitsize);
+
 void ac_get_image_intr_name(const char *base_name,
                            LLVMTypeRef data_type,
                            LLVMTypeRef coords_type,
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index 8c9ab99a34..676e3f04e0 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -1362,29 +1362,6 @@ static LLVMValueRef emit_fsign(struct ac_llvm_context 
*ctx,
        return val;
 }
 
-static LLVMValueRef emit_isign(struct ac_llvm_context *ctx,
-                              LLVMValueRef src0, unsigned bitsize)
-{
-       LLVMValueRef cmp, val, zero, one;
-       LLVMTypeRef type;
-
-       if (bitsize == 32) {
-               type = ctx->i32;
-               zero = ctx->i32_0;
-               one = ctx->i32_1;
-       } else {
-               type = ctx->i64;
-               zero = ctx->i64_0;
-               one = ctx->i64_1;
-       }
-
-       cmp = LLVMBuildICmp(ctx->builder, LLVMIntSGT, src0, zero, "");
-       val = LLVMBuildSelect(ctx->builder, cmp, one, src0, "");
-       cmp = LLVMBuildICmp(ctx->builder, LLVMIntSGE, val, zero, "");
-       val = LLVMBuildSelect(ctx->builder, cmp, val, LLVMConstInt(type, -1, 
true), "");
-       return val;
-}
-
 static LLVMValueRef emit_uint_carry(struct ac_llvm_context *ctx,
                                    const char *intrin,
                                    LLVMValueRef src0, LLVMValueRef src1)
@@ -1807,7 +1784,8 @@ static void visit_alu(struct ac_nir_context *ctx, const 
nir_alu_instr *instr)
                result = emit_minmax_int(&ctx->ac, LLVMIntULT, src[0], src[1]);
                break;
        case nir_op_isign:
-               result = emit_isign(&ctx->ac, src[0], 
instr->dest.dest.ssa.bit_size);
+               result = ac_build_isign(&ctx->ac, src[0],
+                                       instr->dest.dest.ssa.bit_size);
                break;
        case nir_op_fsign:
                src[0] = ac_to_float(&ctx->ac, src[0]);
diff --git a/src/gallium/drivers/radeonsi/si_shader_tgsi_alu.c 
b/src/gallium/drivers/radeonsi/si_shader_tgsi_alu.c
index c9ebc90d91..87984934ca 100644
--- a/src/gallium/drivers/radeonsi/si_shader_tgsi_alu.c
+++ b/src/gallium/drivers/radeonsi/si_shader_tgsi_alu.c
@@ -353,15 +353,9 @@ static void emit_ssg(const struct lp_build_tgsi_action 
*action,
        LLVMValueRef cmp, val;
 
        if (emit_data->inst->Instruction.Opcode == TGSI_OPCODE_I64SSG) {
-               cmp = LLVMBuildICmp(builder, LLVMIntSGT, emit_data->args[0], 
bld_base->int64_bld.zero, "");
-               val = LLVMBuildSelect(builder, cmp, bld_base->int64_bld.one, 
emit_data->args[0], "");
-               cmp = LLVMBuildICmp(builder, LLVMIntSGE, val, 
bld_base->int64_bld.zero, "");
-               val = LLVMBuildSelect(builder, cmp, val, LLVMConstInt(ctx->i64, 
-1, true), "");
+               val = ac_build_isign(&ctx->ac, emit_data->args[0], 64);
        } else if (emit_data->inst->Instruction.Opcode == TGSI_OPCODE_ISSG) {
-               cmp = LLVMBuildICmp(builder, LLVMIntSGT, emit_data->args[0], 
ctx->i32_0, "");
-               val = LLVMBuildSelect(builder, cmp, ctx->i32_1, 
emit_data->args[0], "");
-               cmp = LLVMBuildICmp(builder, LLVMIntSGE, val, ctx->i32_0, "");
-               val = LLVMBuildSelect(builder, cmp, val, LLVMConstInt(ctx->i32, 
-1, true), "");
+               val = ac_build_isign(&ctx->ac, emit_data->args[0], 32);
        } else if (emit_data->inst->Instruction.Opcode == TGSI_OPCODE_DSSG) {
                cmp = LLVMBuildFCmp(builder, LLVMRealOGT, emit_data->args[0], 
bld_base->dbl_bld.zero, "");
                val = LLVMBuildSelect(builder, cmp, bld_base->dbl_bld.one, 
emit_data->args[0], "");
-- 
2.16.2

_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/mesa-dev

Reply via email to