Signed-off-by: Rhys Perry <pendingchao...@gmail.com>
---
src/amd/common/ac_llvm_build.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c
index 0123f3e31d..2172d81f8b 100644
--- a/src/amd/common/ac_llvm_build.c
+++ b/src/amd/common/ac_llvm_build.c
@@ -1640,6 +1640,10 @@ ac_build_imsb(struct ac_llvm_context *ctx,
LLVMValueRef arg,
LLVMTypeRef dst_type)
{
+ //TODO: support 64-bit integers
+ if (LLVMTypeOf(arg) != ctx->i32)
+ arg = LLVMBuildSExt(ctx->builder, arg, ctx->i32, "");
+
LLVMValueRef msb = ac_build_intrinsic(ctx, "llvm.amdgcn.sffbh.i32",
dst_type, &arg, 1,
AC_FUNC_ATTR_READNONE);
--
2.19.2
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