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authorTimothy Arceri <[email protected]>2018-01-16 17:45:30 +1100
committerTimothy Arceri <[email protected]>2018-01-18 10:26:58 +1100
commite2b9296146746635cd631c5212ae56f0cd270820 (patch)
treef7106b90f023acb9be1000b28a6a6e72e74dfa6b /src/amd
parent409e15f26fd245dfa6645214c433cfe4e7b9a988 (diff)
ac: fix buffer overflow bug in 64bit SSBO loads
Fixes: 441ee1e65b04 "radv/ac: Implement Float64 SSBO loads" Reviewed-by: Marek Olšák <[email protected]>
Diffstat (limited to 'src/amd')
-rw-r--r--src/amd/common/ac_nir_to_llvm.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index 1dc64f87cc9..e07330ca5c8 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -2588,8 +2588,11 @@ static LLVMValueRef visit_load_buffer(struct ac_nir_context *ctx,
ctx->ac.i1false,
};
- results[i] = ac_build_intrinsic(&ctx->ac, load_name, data_type, params, 5, 0);
+ int idx = i;
+ if (instr->dest.ssa.bit_size == 64)
+ idx = i > 1 ? 1 : 0;
+ results[idx] = ac_build_intrinsic(&ctx->ac, load_name, data_type, params, 5, 0);
}
assume(results[0]);