[Beignet] [PATCH 1/2] GBE: Add constant pointer in the memcpy intrinsic.
Zhigang Gong
zhigang.gong at intel.com
Thu Dec 4 01:21:59 PST 2014
From: Zhigang Gong <zhigang.gong at linux.intel.com>
Blender may generate such type of intrinsics. Now fix it.
Also fixed a previous typo which will not assert when it
should assert.
Signed-off-by: Zhigang Gong <zhigang.gong at linux.intel.com>
---
backend/src/libocl/src/ocl_memcpy.ll | 177 +++++++++++++++++++++++++++
backend/src/llvm/llvm_bitcode_link.cpp | 7 ++
backend/src/llvm/llvm_intrinsic_lowering.cpp | 4 +-
3 files changed, 187 insertions(+), 1 deletion(-)
diff --git a/backend/src/libocl/src/ocl_memcpy.ll b/backend/src/libocl/src/ocl_memcpy.ll
index fbc44d1..b3fadb2 100644
--- a/backend/src/libocl/src/ocl_memcpy.ll
+++ b/backend/src/libocl/src/ocl_memcpy.ll
@@ -550,3 +550,180 @@ while.body: ; preds = %entry, %while.body
while.end: ; preds = %while.body, %entry
ret void
}
+
+define void @__gen_memcpy_gc_align(i8 addrspace(1)* %dst, i8 addrspace(2)* %src, i32 %size) nounwind alwaysinline {
+entry:
+ br label %while.cond
+
+while.cond: ; preds = %while.body, %entry
+ %index.0 = phi i32 [ 0, %entry ], [ %add, %while.body ]
+ %add = add i32 %index.0, 4
+ %cmp = icmp ugt i32 %add, %size
+ br i1 %cmp, label %while.cond3, label %while.body
+
+while.body: ; preds = %while.cond
+ %add.ptr = getelementptr inbounds i8 addrspace(2)* %src, i32 %index.0
+ %0 = bitcast i8 addrspace(2)* %add.ptr to i32 addrspace(2)*
+ %1 = load i32 addrspace(2)* %0, align 4
+ %add.ptr1 = getelementptr inbounds i8 addrspace(1)* %dst, i32 %index.0
+ %2 = bitcast i8 addrspace(1)* %add.ptr1 to i32 addrspace(1)*
+ store i32 %1, i32 addrspace(1)* %2, align 4
+ br label %while.cond
+
+while.cond3: ; preds = %while.cond, %while.body5
+ %index.1 = phi i32 [ %index.0, %while.cond ], [ %inc, %while.body5 ]
+ %cmp4 = icmp ult i32 %index.1, %size
+ br i1 %cmp4, label %while.body5, label %while.end7
+
+while.body5: ; preds = %while.cond3
+ %arrayidx = getelementptr inbounds i8 addrspace(2)* %src, i32 %index.1
+ %3 = load i8 addrspace(2)* %arrayidx, align 1
+ %arrayidx6 = getelementptr inbounds i8 addrspace(1)* %dst, i32 %index.1
+ store i8 %3, i8 addrspace(1)* %arrayidx6, align 1
+ %inc = add i32 %index.1, 1
+ br label %while.cond3
+
+while.end7: ; preds = %while.cond3
+ ret void
+}
+
+define void @__gen_memcpy_pc_align(i8 addrspace(0)* %dst, i8 addrspace(2)* %src, i32 %size) nounwind alwaysinline {
+entry:
+ br label %while.cond
+
+while.cond: ; preds = %while.body, %entry
+ %index.0 = phi i32 [ 0, %entry ], [ %add, %while.body ]
+ %add = add i32 %index.0, 4
+ %cmp = icmp ugt i32 %add, %size
+ br i1 %cmp, label %while.cond3, label %while.body
+
+while.body: ; preds = %while.cond
+ %add.ptr = getelementptr inbounds i8 addrspace(2)* %src, i32 %index.0
+ %0 = bitcast i8 addrspace(2)* %add.ptr to i32 addrspace(2)*
+ %1 = load i32 addrspace(2)* %0, align 4
+ %add.ptr1 = getelementptr inbounds i8 addrspace(0)* %dst, i32 %index.0
+ %2 = bitcast i8 addrspace(0)* %add.ptr1 to i32 addrspace(0)*
+ store i32 %1, i32 addrspace(0)* %2, align 4
+ br label %while.cond
+
+while.cond3: ; preds = %while.cond, %while.body5
+ %index.1 = phi i32 [ %index.0, %while.cond ], [ %inc, %while.body5 ]
+ %cmp4 = icmp ult i32 %index.1, %size
+ br i1 %cmp4, label %while.body5, label %while.end7
+
+while.body5: ; preds = %while.cond3
+ %arrayidx = getelementptr inbounds i8 addrspace(2)* %src, i32 %index.1
+ %3 = load i8 addrspace(2)* %arrayidx, align 1
+ %arrayidx6 = getelementptr inbounds i8 addrspace(0)* %dst, i32 %index.1
+ store i8 %3, i8 addrspace(0)* %arrayidx6, align 1
+ %inc = add i32 %index.1, 1
+ br label %while.cond3
+
+while.end7: ; preds = %while.cond3
+ ret void
+}
+
+define void @__gen_memcpy_lc_align(i8 addrspace(3)* %dst, i8 addrspace(2)* %src, i32 %size) nounwind alwaysinline {
+entry:
+ br label %while.cond
+
+while.cond: ; preds = %while.body, %entry
+ %index.0 = phi i32 [ 0, %entry ], [ %add, %while.body ]
+ %add = add i32 %index.0, 4
+ %cmp = icmp ugt i32 %add, %size
+ br i1 %cmp, label %while.cond3, label %while.body
+
+while.body: ; preds = %while.cond
+ %add.ptr = getelementptr inbounds i8 addrspace(2)* %src, i32 %index.0
+ %0 = bitcast i8 addrspace(2)* %add.ptr to i32 addrspace(2)*
+ %1 = load i32 addrspace(2)* %0, align 4
+ %add.ptr1 = getelementptr inbounds i8 addrspace(3)* %dst, i32 %index.0
+ %2 = bitcast i8 addrspace(3)* %add.ptr1 to i32 addrspace(3)*
+ store i32 %1, i32 addrspace(3)* %2, align 4
+ br label %while.cond
+
+while.cond3: ; preds = %while.cond, %while.body5
+ %index.1 = phi i32 [ %index.0, %while.cond ], [ %inc, %while.body5 ]
+ %cmp4 = icmp ult i32 %index.1, %size
+ br i1 %cmp4, label %while.body5, label %while.end7
+
+while.body5: ; preds = %while.cond3
+ %arrayidx = getelementptr inbounds i8 addrspace(2)* %src, i32 %index.1
+ %3 = load i8 addrspace(2)* %arrayidx, align 1
+ %arrayidx6 = getelementptr inbounds i8 addrspace(3)* %dst, i32 %index.1
+ store i8 %3, i8 addrspace(3)* %arrayidx6, align 1
+ %inc = add i32 %index.1, 1
+ br label %while.cond3
+
+while.end7: ; preds = %while.cond3
+ ret void
+}
+
+define void @__gen_memcpy_pc(i8 addrspace(0)* %dst, i8 addrspace(2)* %src, i32 %size) nounwind alwaysinline {
+entry:
+ %cmp4 = icmp eq i32 %size, 0
+ br i1 %cmp4, label %while.end, label %while.body
+
+while.body: ; preds = %entry, %while.body
+ %index.05 = phi i32 [ %inc, %while.body ], [ 0, %entry ]
+ %0 = ptrtoint i8 addrspace(2)* %src to i32
+ %1 = add i32 %0, %index.05
+ %2 = inttoptr i32 %1 to i8 addrspace(2)*
+ %3 = load i8 addrspace(2)* %2, align 1
+ %4 = ptrtoint i8 addrspace(0)* %dst to i32
+ %5 = add i32 %4, %index.05
+ %6 = inttoptr i32 %5 to i8 addrspace(0)*
+ store i8 %3, i8 addrspace(0)* %6, align 1
+ %inc = add i32 %index.05, 1
+ %cmp = icmp ult i32 %inc, %size
+ br i1 %cmp, label %while.body, label %while.end
+
+while.end: ; preds = %while.body, %entry
+ ret void
+}
+
+define void @__gen_memcpy_gc(i8 addrspace(1)* %dst, i8 addrspace(2)* %src, i32 %size) nounwind alwaysinline {
+entry:
+ %cmp4 = icmp eq i32 %size, 0
+ br i1 %cmp4, label %while.end, label %while.body
+
+while.body: ; preds = %entry, %while.body
+ %index.05 = phi i32 [ %inc, %while.body ], [ 0, %entry ]
+ %0 = ptrtoint i8 addrspace(2)* %src to i32
+ %1 = add i32 %0, %index.05
+ %2 = inttoptr i32 %1 to i8 addrspace(2)*
+ %3 = load i8 addrspace(2)* %2, align 1
+ %4 = ptrtoint i8 addrspace(1)* %dst to i32
+ %5 = add i32 %4, %index.05
+ %6 = inttoptr i32 %5 to i8 addrspace(1)*
+ store i8 %3, i8 addrspace(1)* %6, align 1
+ %inc = add i32 %index.05, 1
+ %cmp = icmp ult i32 %inc, %size
+ br i1 %cmp, label %while.body, label %while.end
+
+while.end: ; preds = %while.body, %entry
+ ret void
+}
+
+define void @__gen_memcpy_lc(i8 addrspace(3)* %dst, i8 addrspace(2)* %src, i32 %size) nounwind alwaysinline {
+entry:
+ %cmp4 = icmp eq i32 %size, 0
+ br i1 %cmp4, label %while.end, label %while.body
+
+while.body: ; preds = %entry, %while.body
+ %index.05 = phi i32 [ %inc, %while.body ], [ 0, %entry ]
+ %0 = ptrtoint i8 addrspace(2)* %src to i32
+ %1 = add i32 %0, %index.05
+ %2 = inttoptr i32 %1 to i8 addrspace(2)*
+ %3 = load i8 addrspace(2)* %2, align 1
+ %4 = ptrtoint i8 addrspace(3)* %dst to i32
+ %5 = add i32 %4, %index.05
+ %6 = inttoptr i32 %5 to i8 addrspace(3)*
+ store i8 %3, i8 addrspace(3)* %6, align 1
+ %inc = add i32 %index.05, 1
+ %cmp = icmp ult i32 %inc, %size
+ br i1 %cmp, label %while.body, label %while.end
+
+while.end: ; preds = %while.body, %entry
+ ret void
+}
diff --git a/backend/src/llvm/llvm_bitcode_link.cpp b/backend/src/llvm/llvm_bitcode_link.cpp
index f5e9f81..d3058d6 100644
--- a/backend/src/llvm/llvm_bitcode_link.cpp
+++ b/backend/src/llvm/llvm_bitcode_link.cpp
@@ -170,6 +170,13 @@ namespace gbe
builtinFuncs.push_back("__gen_memset_g_align");
builtinFuncs.push_back("__gen_memset_l_align");
+ builtinFuncs.push_back("__gen_memcpy_pc");
+ builtinFuncs.push_back("__gen_memcpy_gc");
+ builtinFuncs.push_back("__gen_memcpy_lc");
+
+ builtinFuncs.push_back("__gen_memcpy_pc_align");
+ builtinFuncs.push_back("__gen_memcpy_gc_align");
+ builtinFuncs.push_back("__gen_memcpy_lc_align");
for (Module::iterator SF = mod->begin(), E = mod->end(); SF != E; ++SF) {
if (SF->isDeclaration()) continue;
diff --git a/backend/src/llvm/llvm_intrinsic_lowering.cpp b/backend/src/llvm/llvm_intrinsic_lowering.cpp
index 52f99c1..7d1f8f0 100644
--- a/backend/src/llvm/llvm_intrinsic_lowering.cpp
+++ b/backend/src/llvm/llvm_intrinsic_lowering.cpp
@@ -72,10 +72,12 @@ namespace gbe {
return 'p';
case 1:
return 'g';
+ case 2:
+ return 'c';
case 3:
return 'l';
default:
- assert("Non support address space");
+ assert(0 && "Non support address space");
return '\0';
}
}
--
1.8.3.2
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