[Mesa-dev] [PATCH 10/38] ac/nir: make ac_build_isign work on all bit sizes

[Rhys Perry]

Signed-off-by: Rhys Perry <pendingchao...@gmail.com>
---
 src/amd/common/ac_llvm_build.c | 27 ++++-----------------------
 1 file changed, 4 insertions(+), 23 deletions(-)

diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c
index 0a1987c65b..fa5c68d1b6 100644
--- a/src/amd/common/ac_llvm_build.c
+++ b/src/amd/common/ac_llvm_build.c
@@ -2342,30 +2342,11 @@ LLVMValueRef ac_build_fract(struct ac_llvm_context 
*ctx, LLVMValueRef src0,
 LLVMValueRef ac_build_isign(struct ac_llvm_context *ctx, LLVMValueRef src0,
                            unsigned bitsize)
 {
-       LLVMValueRef cmp, val, zero, one;
-       LLVMTypeRef type;
-
-       switch (bitsize) {
-       case 64:
-               type = ctx->i64;
-               zero = ctx->i64_0;
-               one = ctx->i64_1;
-               break;
-       case 32:
-               type = ctx->i32;
-               zero = ctx->i32_0;
-               one = ctx->i32_1;
-               break;
-       case 16:
-               type = ctx->i16;
-               zero = ctx->i16_0;
-               one = ctx->i16_1;
-               break;
-       default:
-               unreachable(!"invalid bitsize");
-               break;
-       }
+       LLVMTypeRef type = ac_int_of_size(ctx, bitsize);
+       LLVMValueRef zero = ac_get_zero(ctx, type);
+       LLVMValueRef one = ac_get_one(ctx, type);
 
+       LLVMValueRef cmp, val;
        cmp = LLVMBuildICmp(ctx->builder, LLVMIntSGT, src0, zero, "");
        val = LLVMBuildSelect(ctx->builder, cmp, one, src0, "");
        cmp = LLVMBuildICmp(ctx->builder, LLVMIntSGE, val, zero, "");
-- 
2.19.2

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