diff options
author | Marek Olšák <[email protected]> | 2016-08-25 20:22:59 +0200 |
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committer | Marek Olšák <[email protected]> | 2016-08-25 21:19:17 +0200 |
commit | a491b9e945423a81f785220b85a9b395060952aa (patch) | |
tree | fb8436497f6c84aebcd71065886ad6c0facb8d4a /src/gallium/drivers | |
parent | fe91ae06d3ecc2080b61a6bc35867653de0da418 (diff) |
radeonsi: don't use allocas for arrays with LLVM 3.8
It crashes.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97413
Diffstat (limited to 'src/gallium/drivers')
-rw-r--r-- | src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c index 71f52fddbd3..4643e6d0ce7 100644 --- a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c +++ b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c @@ -559,8 +559,10 @@ static void emit_declaration(struct lp_build_tgsi_context *bld_base, * FIXME: We shouldn't need to have the non-alloca * code path for arrays. LLVM should be smart enough to * promote allocas into registers when profitable. + * + * LLVM 3.8 crashes with this. */ - if (array_size > 16) { + if (HAVE_LLVM >= 0x0309 && array_size > 16) { array_alloca = LLVMBuildAlloca(builder, LLVMArrayType(bld_base->base.vec_type, array_size), "array"); |