From b8cb7098582e980529713fc00b6da96c45be4cf5 Mon Sep 17 00:00:00 2001
From: Justin Holewinski <jholewinski@nvidia.com>
Date: Mon, 24 Mar 2014 11:17:53 +0000
Subject: [NVPTX] Add isel patterns for addrspacecast

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204600 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/CodeGen/NVPTX/addrspacecast.ll | 99 +++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 test/CodeGen/NVPTX/addrspacecast.ll

(limited to 'test')

diff --git a/test/CodeGen/NVPTX/addrspacecast.ll b/test/CodeGen/NVPTX/addrspacecast.ll
new file mode 100644
index 0000000000..98ea655969
--- /dev/null
+++ b/test/CodeGen/NVPTX/addrspacecast.ll
@@ -0,0 +1,99 @@
+; 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
+
+
+define i32 @conv1(i32 addrspace(1)* %ptr) {
+; PTX32: conv1
+; PTX32: cvta.global.u32
+; PTX32: ld.u32
+; PTX64: conv1
+; PTX64: cvta.global.u64
+; PTX64: ld.u32
+  %genptr = addrspacecast i32 addrspace(1)* %ptr to i32*
+  %val = load i32* %genptr
+  ret i32 %val
+}
+
+define i32 @conv2(i32 addrspace(3)* %ptr) {
+; PTX32: conv2
+; PTX32: cvta.shared.u32
+; PTX32: ld.u32
+; PTX64: conv2
+; PTX64: cvta.shared.u64
+; PTX64: ld.u32
+  %genptr = addrspacecast i32 addrspace(3)* %ptr to i32*
+  %val = load i32* %genptr
+  ret i32 %val
+}
+
+define i32 @conv3(i32 addrspace(4)* %ptr) {
+; PTX32: conv3
+; PTX32: cvta.const.u32
+; PTX32: ld.u32
+; PTX64: conv3
+; PTX64: cvta.const.u64
+; PTX64: ld.u32
+  %genptr = addrspacecast i32 addrspace(4)* %ptr to i32*
+  %val = load i32* %genptr
+  ret i32 %val
+}
+
+define i32 @conv4(i32 addrspace(5)* %ptr) {
+; PTX32: conv4
+; PTX32: cvta.local.u32
+; PTX32: ld.u32
+; PTX64: conv4
+; PTX64: cvta.local.u64
+; PTX64: ld.u32
+  %genptr = addrspacecast i32 addrspace(5)* %ptr to i32*
+  %val = load i32* %genptr
+  ret i32 %val
+}
+
+define i32 @conv5(i32* %ptr) {
+; PTX32: conv5
+; PTX32: cvta.to.global.u32
+; PTX32: ld.global.u32
+; PTX64: conv5
+; PTX64: cvta.to.global.u64
+; PTX64: ld.global.u32
+  %specptr = addrspacecast i32* %ptr to i32 addrspace(1)*
+  %val = load i32 addrspace(1)* %specptr
+  ret i32 %val
+}
+
+define i32 @conv6(i32* %ptr) {
+; PTX32: conv6
+; PTX32: cvta.to.shared.u32
+; PTX32: ld.shared.u32
+; PTX64: conv6
+; PTX64: cvta.to.shared.u64
+; PTX64: ld.shared.u32
+  %specptr = addrspacecast i32* %ptr to i32 addrspace(3)*
+  %val = load i32 addrspace(3)* %specptr
+  ret i32 %val
+}
+
+define i32 @conv7(i32* %ptr) {
+; PTX32: conv7
+; PTX32: cvta.to.const.u32
+; PTX32: ld.const.u32
+; PTX64: conv7
+; PTX64: cvta.to.const.u64
+; PTX64: ld.const.u32
+  %specptr = addrspacecast i32* %ptr to i32 addrspace(4)*
+  %val = load i32 addrspace(4)* %specptr
+  ret i32 %val
+}
+
+define i32 @conv8(i32* %ptr) {
+; PTX32: conv8
+; PTX32: cvta.to.local.u32
+; PTX32: ld.local.u32
+; PTX64: conv8
+; PTX64: cvta.to.local.u64
+; PTX64: ld.local.u32
+  %specptr = addrspacecast i32* %ptr to i32 addrspace(5)*
+  %val = load i32 addrspace(5)* %specptr
+  ret i32 %val
+}
-- 
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