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authorJustin Holewinski <jholewinski@nvidia.com>2012-11-16 21:03:51 +0000
committerJustin Holewinski <jholewinski@nvidia.com>2012-11-16 21:03:51 +0000
commit2085d00d09f4f3678a6c67da46df3a04e31b499c (patch)
treeb3daa8b60d73d5bf45f8ec911462cc69400a9bc3 /test/CodeGen
parenteaff2d55a988aa107ca6fe19e2220d8672770da5 (diff)
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[NVPTX] Order global variables in def-use order before emiting them in the final assembly
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168198 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen')
-rw-r--r--test/CodeGen/NVPTX/global-ordering.ll20
1 files changed, 20 insertions, 0 deletions
diff --git a/test/CodeGen/NVPTX/global-ordering.ll b/test/CodeGen/NVPTX/global-ordering.ll
new file mode 100644
index 0000000000..43394a79e9
--- /dev/null
+++ b/test/CodeGen/NVPTX/global-ordering.ll
@@ -0,0 +1,20 @@
+; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s --check-prefix=PTX32
+; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 | FileCheck %s --check-prefix=PTX64
+
+; Make sure we emit these globals in def-use order
+
+
+; PTX32: .visible .global .align 1 .u8 a = 2;
+; PTX32-NEXT: .visible .global .align 4 .u32 a2 = a;
+; PTX64: .visible .global .align 1 .u8 a = 2;
+; PTX64-NEXT: .visible .global .align 8 .u64 a2 = a;
+@a2 = addrspace(1) global i8 addrspace(1)* @a
+@a = addrspace(1) global i8 2
+
+
+; PTX32: .visible .global .align 1 .u8 b = 1;
+; PTX32-NEXT: .visible .global .align 4 .u32 b2[2] = {b, b};
+; PTX64: .visible .global .align 1 .u8 b = 1;
+; PTX64-NEXT: .visible .global .align 8 .u64 b2[2] = {b, b};
+@b2 = addrspace(1) global [2 x i8 addrspace(1)*] [i8 addrspace(1)* @b, i8 addrspace(1)* @b]
+@b = addrspace(1) global i8 1