[libclc] 30/92: Fix amdgcn-amdhsa on llvm-3.9

[Andreas Boll]

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aboll-guest pushed a commit to branch master
in repository libclc.

commit 0c31bd5e8d277bee26f34162c246a321f086ad55
Author: Jan Vesely <jan.vesely at rutgers.edu>
Date:   Fri Sep 29 19:06:52 2017 +0000

    Fix amdgcn-amdhsa on llvm-3.9
    
    Signed-off-by: Jan Vesely <jan.vesely at rutgers.edu>
    Acked-by: Aaron Watry <awatry at gmail.com>
    
    git-svn-id: https://llvm.org/svn/llvm-project/libclc/trunk@314548 91177308-0d34-0410-b5e6-96231b3b80d8
---
 .travis.yml                                      |  2 +-
 amdgcn-amdhsa/lib/OVERRIDES                      |  3 --
 amdgcn-amdhsa/lib/OVERRIDES_3.9                  |  3 ++
 amdgcn-amdhsa/lib/{OVERRIDES => SOURCES_3.9}     |  2 --
 amdgcn-amdhsa/lib/workitem/get_global_size.39.ll | 36 ++++++++++++++++++++++++
 amdgcn-amdhsa/lib/workitem/get_local_size.39.ll  | 35 +++++++++++++++++++++++
 6 files changed, 75 insertions(+), 6 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index dcd40be..2f058a7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,7 +13,7 @@ matrix:
         - LABEL="make gcc LLVM-3.9"
         - LLVM_VERSION=3.9
         - LLVM_CONFIG="llvm-config-${LLVM_VERSION}"
-        - CHECK_FILES="barts-r600--.bc cayman-r600--.bc cedar-r600--.bc cypress-r600--.bc tahiti-amdgcn--.bc"
+        - CHECK_FILES="barts-r600--.bc cayman-r600--.bc cedar-r600--.bc cypress-r600--.bc tahiti-amdgcn--.bc amdgcn--amdhsa.bc"
       addons:
         apt:
           sources:
diff --git a/amdgcn-amdhsa/lib/OVERRIDES b/amdgcn-amdhsa/lib/OVERRIDES
index e4dfca1..c9bd69b 100644
--- a/amdgcn-amdhsa/lib/OVERRIDES
+++ b/amdgcn-amdhsa/lib/OVERRIDES
@@ -1,4 +1 @@
 workitem/get_num_groups.ll
-workitem/get_global_size.39.ll
-workitem/get_local_size.39.ll
-workitem/get_num_groups.39.ll
diff --git a/amdgcn-amdhsa/lib/OVERRIDES_3.9 b/amdgcn-amdhsa/lib/OVERRIDES_3.9
new file mode 100644
index 0000000..4c5c851
--- /dev/null
+++ b/amdgcn-amdhsa/lib/OVERRIDES_3.9
@@ -0,0 +1,3 @@
+workitem/get_global_size.ll
+workitem/get_local_size.ll
+workitem/get_num_groups.39.ll
diff --git a/amdgcn-amdhsa/lib/OVERRIDES b/amdgcn-amdhsa/lib/SOURCES_3.9
similarity index 51%
copy from amdgcn-amdhsa/lib/OVERRIDES
copy to amdgcn-amdhsa/lib/SOURCES_3.9
index e4dfca1..a6a08af 100644
--- a/amdgcn-amdhsa/lib/OVERRIDES
+++ b/amdgcn-amdhsa/lib/SOURCES_3.9
@@ -1,4 +1,2 @@
-workitem/get_num_groups.ll
 workitem/get_global_size.39.ll
 workitem/get_local_size.39.ll
-workitem/get_num_groups.39.ll
diff --git a/amdgcn-amdhsa/lib/workitem/get_global_size.39.ll b/amdgcn-amdhsa/lib/workitem/get_global_size.39.ll
new file mode 100644
index 0000000..b5e7db2
--- /dev/null
+++ b/amdgcn-amdhsa/lib/workitem/get_global_size.39.ll
@@ -0,0 +1,36 @@
+declare i8 addrspace(2)* @llvm.amdgcn.dispatch.ptr() #0
+
+define i32 @get_global_size(i32 %dim) #1 {
+  %dispatch_ptr = call noalias nonnull dereferenceable(64) i8 addrspace(2)* @llvm.amdgcn.dispatch.ptr()
+  switch i32 %dim, label %default [
+    i32 0, label %x
+    i32 1, label %y
+    i32 2, label %z
+  ]
+
+x:
+  %ptr_x = getelementptr inbounds i8, i8 addrspace(2)* %dispatch_ptr, i32 12
+  %ptr_x32 = bitcast i8 addrspace(2)* %ptr_x to i32 addrspace(2)*
+  %x32 = load i32, i32 addrspace(2)* %ptr_x32, align 4, !invariant.load !0
+  ret i32 %x32
+
+y:
+  %ptr_y = getelementptr inbounds i8, i8 addrspace(2)* %dispatch_ptr, i32 16
+  %ptr_y32 = bitcast i8 addrspace(2)* %ptr_y to i32 addrspace(2)*
+  %y32 = load i32, i32 addrspace(2)* %ptr_y32, align 4, !invariant.load !0
+  ret i32 %y32
+
+z:
+  %ptr_z = getelementptr inbounds i8, i8 addrspace(2)* %dispatch_ptr, i32 20
+  %ptr_z32 = bitcast i8 addrspace(2)* %ptr_z to i32 addrspace(2)*
+  %z32 = load i32, i32 addrspace(2)* %ptr_z32, align 4, !invariant.load !0
+  ret i32 %z32
+
+default:
+  ret i32 1
+}
+
+attributes #0 = { nounwind readnone }
+attributes #1 = { alwaysinline norecurse nounwind readonly }
+
+!0 = !{}
diff --git a/amdgcn-amdhsa/lib/workitem/get_local_size.39.ll b/amdgcn-amdhsa/lib/workitem/get_local_size.39.ll
new file mode 100644
index 0000000..ecb5e8f
--- /dev/null
+++ b/amdgcn-amdhsa/lib/workitem/get_local_size.39.ll
@@ -0,0 +1,35 @@
+declare i8 addrspace(2)* @llvm.amdgcn.dispatch.ptr() #0
+
+define i32 @get_local_size(i32 %dim) #1 {
+  %dispatch_ptr = call noalias nonnull dereferenceable(64) i8 addrspace(2)* @llvm.amdgcn.dispatch.ptr()
+  %dispatch_ptr_i32 = bitcast i8 addrspace(2)* %dispatch_ptr to i32 addrspace(2)*
+  %xy_size_ptr = getelementptr inbounds i32, i32 addrspace(2)* %dispatch_ptr_i32, i32 1
+  %xy_size = load i32, i32 addrspace(2)* %xy_size_ptr, align 4, !invariant.load !0
+  switch i32 %dim, label %default [
+    i32 0, label %x_dim
+    i32 1, label %y_dim
+    i32 2, label %z_dim
+  ]
+
+x_dim:
+  %x_size = and i32 %xy_size, 65535
+  ret i32 %x_size
+
+y_dim:
+  %y_size = lshr i32 %xy_size, 16
+  ret i32 %y_size
+
+z_dim:
+  %z_size_ptr = getelementptr inbounds i32, i32 addrspace(2)* %dispatch_ptr_i32, i32 2
+  %z_size = load i32, i32 addrspace(2)* %z_size_ptr, align 4, !invariant.load !0, !range !1
+  ret i32 %z_size
+
+default:
+  ret i32 1
+}
+
+attributes #0 = { nounwind readnone }
+attributes #1 = { alwaysinline norecurse nounwind readonly }
+
+!0 = !{}
+!1 = !{ i32 0, i32 257 }

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