diff options
| author | Marek Olšák <[email protected]> | 2017-02-17 14:26:07 +0100 |
|---|---|---|
| committer | Dave Airlie <[email protected]> | 2017-02-18 06:24:32 +1000 |
| commit | edd23e06067b41ba5ced5b60abbe1f6b05ce0b39 (patch) | |
| tree | 4996ff11ee2bde20770a87f16b50915bc449d410 /src/amd/common/ac_llvm_build.c | |
| parent | 429f112a1124ace20052f0ea52de691edbfddf03 (diff) | |
ac/llvm: fix various findMSB bugs
sffbh needs to be suffixed with ".i32"
Reviewed-by: Dave Airlie <[email protected]>
Diffstat (limited to 'src/amd/common/ac_llvm_build.c')
| -rw-r--r-- | src/amd/common/ac_llvm_build.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c index ed31a5606e8..9751a9329dd 100644 --- a/src/amd/common/ac_llvm_build.c +++ b/src/amd/common/ac_llvm_build.c @@ -769,7 +769,8 @@ ac_emit_imsb(struct ac_llvm_context *ctx, LLVMValueRef arg, LLVMTypeRef dst_type) { - const char *intr_name = (HAVE_LLVM < 0x0400) ? "llvm.AMDGPU.flbit.i32" : "llvm.amdgcn.sffbh"; + const char *intr_name = (HAVE_LLVM < 0x0400) ? "llvm.AMDGPU.flbit.i32" : + "llvm.amdgcn.sffbh.i32"; LLVMValueRef msb = ac_emit_llvm_intrinsic(ctx, intr_name, dst_type, &arg, 1, AC_FUNC_ATTR_READNONE); @@ -796,7 +797,7 @@ ac_emit_umsb(struct ac_llvm_context *ctx, { LLVMValueRef args[2] = { arg, - LLVMConstInt(ctx->i32, 1, 0), + LLVMConstInt(ctx->i1, 1, 0), }; LLVMValueRef msb = ac_emit_llvm_intrinsic(ctx, "llvm.ctlz.i32", dst_type, args, ARRAY_SIZE(args), |