Mesa (master): radeon/llvm: Don' t use the global context when parsing LLVM IR
Tom Stellard
tstellar at kemper.freedesktop.org
Mon May 6 16:09:25 UTC 2013
Module: Mesa
Branch: master
Commit: 7cc98ea88f5ec24369ba8123007637e47f093726
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=7cc98ea88f5ec24369ba8123007637e47f093726
Author: Tom Stellard <thomas.stellard at amd.com>
Date: Thu May 2 18:25:53 2013 -0400
radeon/llvm: Don't use the global context when parsing LLVM IR
This leads to crashes when multiple threads try to compile compute
shaders in the same time.
Fixes a crash in bfgminer when using more than one thread.
---
src/gallium/drivers/radeon/radeon_llvm_util.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/src/gallium/drivers/radeon/radeon_llvm_util.c b/src/gallium/drivers/radeon/radeon_llvm_util.c
index 2582d9c..e3b0d63 100644
--- a/src/gallium/drivers/radeon/radeon_llvm_util.c
+++ b/src/gallium/drivers/radeon/radeon_llvm_util.c
@@ -34,11 +34,12 @@ LLVMModuleRef radeon_llvm_parse_bitcode(const unsigned char * bitcode,
unsigned bitcode_len)
{
LLVMMemoryBufferRef buf;
- LLVMModuleRef module = LLVMModuleCreateWithName("radeon");
+ LLVMContextRef ctx = LLVMContextCreate();
+ LLVMModuleRef module;
buf = LLVMCreateMemoryBufferWithMemoryRangeCopy((const char*)bitcode,
bitcode_len, "radeon");
- LLVMParseBitcode(buf, &module, NULL);
+ LLVMParseBitcodeInContext(ctx, buf, &module, NULL);
return module;
}
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