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authorDave Airlie <[email protected]>2017-03-14 06:50:59 +1000
committerDave Airlie <[email protected]>2017-03-14 10:33:59 +1000
commitb8ee70384adc3286d18febba7a92047118cc0f0f (patch)
tree36209e62632ea4448d2ddbe2317daeb7dd4992b7 /src
parentc19607d59df0edbccc253d299c65aa8d30c54d86 (diff)
radv: setup llvm target data layout
Ported from radeonsi, pointed out by Tom. "This prevents LLVM from using sext instructions for local memory offsets and allows the backend to fold immediate offsets into the instruction. This also prevents some incorrect code generation for ptrtoint and inttoptr instructions." Cc: "13.0 17.0" <[email protected]> Reviewed-by: Tom Stellard <[email protected]> Reviewed-by: Bas Nieuwenhuizen <[email protected]> Signed-off-by: Dave Airlie <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/amd/common/ac_nir_to_llvm.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index 7675ecf545e..0aba6797e7c 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -4793,6 +4793,13 @@ LLVMModuleRef ac_translate_nir_to_llvm(LLVMTargetMachineRef tm,
memset(shader_info, 0, sizeof(*shader_info));
LLVMSetTarget(ctx.module, options->supports_spill ? "amdgcn-mesa-mesa3d" : "amdgcn--");
+
+ LLVMTargetDataRef data_layout = LLVMCreateTargetDataLayout(tm);
+ char *data_layout_str = LLVMCopyStringRepOfTargetData(data_layout);
+ LLVMSetDataLayout(ctx.module, data_layout_str);
+ LLVMDisposeTargetData(data_layout);
+ LLVMDisposeMessage(data_layout_str);
+
setup_types(&ctx);
ctx.builder = LLVMCreateBuilderInContext(ctx.context);