eopXD updated this revision to Diff 487206.
eopXD marked an inline comment as not done.
eopXD added a comment.
Update code. Apply suggestion from @pcwang-thead.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D141032/new/
https://reviews.llvm.org/D141032
Files:
clang/include/clang/Basic/riscv_vector.td
clang/test/CodeGen/RISCV/rvv-intrinsics/vlenb.c
Index: clang/test/CodeGen/RISCV/rvv-intrinsics/vlenb.c
===================================================================
--- /dev/null
+++ clang/test/CodeGen/RISCV/rvv-intrinsics/vlenb.c
@@ -0,0 +1,15 @@
+// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
+// REQUIRES: riscv-registered-target
+// RUN: %clang_cc1 -triple riscv64 -target-feature +v -disable-O0-optnone
-emit-llvm %s -o - \
+// RUN: | opt -S -O2 | FileCheck %s
+
+#include <riscv_vector.h>
+
+// CHECK-LABEL: @test_vlenb(
+// CHECK-NEXT: entry:
+// CHECK-NEXT: [[TMP0:%.*]] = tail call i64
@llvm.read_register.i64(metadata [[META4:![0-9]+]])
+// CHECK-NEXT: ret i64 [[TMP0]]
+//
+unsigned long test_vlenb(void) {
+ return vlenb();
+}
Index: clang/include/clang/Basic/riscv_vector.td
===================================================================
--- clang/include/clang/Basic/riscv_vector.td
+++ clang/include/clang/Basic/riscv_vector.td
@@ -1558,6 +1558,32 @@
}] in
def vread_vwrite_csr: RVVHeader;
+let HeaderCode =
+[{
+#define vlenb() __builtin_rvv_vlenb()
+}] in
+def vlenb_macro: RVVHeader;
+
+let HasBuiltinAlias = false, HasVL = false, HasMasked = false,
+ UnMaskedPolicyScheme = NonePolicy, MaskedPolicyScheme = NonePolicy,
+ Log2LMUL = [0], IRName = "",
+ ManualCodegen = [{
+ {
+ LLVMContext &Context = CGM.getLLVMContext();
+ llvm::MDBuilder MDHelper(Context);
+
+ llvm::Metadata *Ops[] = {llvm::MDString::get(Context, "vlenb")};
+ llvm::MDNode *RegName = llvm::MDNode::get(Context, Ops);
+ llvm::Value *Metadata = llvm::MetadataAsValue::get(Context, RegName);
+ llvm::Function *F =
+ CGM.getIntrinsic(llvm::Intrinsic::read_register, {Int64Ty});
+ return Builder.CreateCall(F, Metadata);
+ }
+ }] in
+{
+ def vlenb : RVVBuiltin<"", "u", "i">;
+}
+
// 6. Configuration-Setting Instructions
// 6.1. vsetvli/vsetvl instructions
Index: clang/test/CodeGen/RISCV/rvv-intrinsics/vlenb.c
===================================================================
--- /dev/null
+++ clang/test/CodeGen/RISCV/rvv-intrinsics/vlenb.c
@@ -0,0 +1,15 @@
+// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
+// REQUIRES: riscv-registered-target
+// RUN: %clang_cc1 -triple riscv64 -target-feature +v -disable-O0-optnone -emit-llvm %s -o - \
+// RUN: | opt -S -O2 | FileCheck %s
+
+#include <riscv_vector.h>
+
+// CHECK-LABEL: @test_vlenb(
+// CHECK-NEXT: entry:
+// CHECK-NEXT: [[TMP0:%.*]] = tail call i64 @llvm.read_register.i64(metadata [[META4:![0-9]+]])
+// CHECK-NEXT: ret i64 [[TMP0]]
+//
+unsigned long test_vlenb(void) {
+ return vlenb();
+}
Index: clang/include/clang/Basic/riscv_vector.td
===================================================================
--- clang/include/clang/Basic/riscv_vector.td
+++ clang/include/clang/Basic/riscv_vector.td
@@ -1558,6 +1558,32 @@
}] in
def vread_vwrite_csr: RVVHeader;
+let HeaderCode =
+[{
+#define vlenb() __builtin_rvv_vlenb()
+}] in
+def vlenb_macro: RVVHeader;
+
+let HasBuiltinAlias = false, HasVL = false, HasMasked = false,
+ UnMaskedPolicyScheme = NonePolicy, MaskedPolicyScheme = NonePolicy,
+ Log2LMUL = [0], IRName = "",
+ ManualCodegen = [{
+ {
+ LLVMContext &Context = CGM.getLLVMContext();
+ llvm::MDBuilder MDHelper(Context);
+
+ llvm::Metadata *Ops[] = {llvm::MDString::get(Context, "vlenb")};
+ llvm::MDNode *RegName = llvm::MDNode::get(Context, Ops);
+ llvm::Value *Metadata = llvm::MetadataAsValue::get(Context, RegName);
+ llvm::Function *F =
+ CGM.getIntrinsic(llvm::Intrinsic::read_register, {Int64Ty});
+ return Builder.CreateCall(F, Metadata);
+ }
+ }] in
+{
+ def vlenb : RVVBuiltin<"", "u", "i">;
+}
+
// 6. Configuration-Setting Instructions
// 6.1. vsetvli/vsetvl instructions
_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
