1 files changed, 51 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/RISCV/clear-cache.ll b/llvm/test/CodeGen/RISCV/clear-cache.ll
new file mode 100644
index 000000000000..d598a98a330e
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/clear-cache.ll
@@ -0,0 +1,51 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; RUN: llc -mtriple=riscv32 < %s | FileCheck --check-prefix=RV32 %s
+; RUN: llc -mtriple=riscv64 < %s | FileCheck --check-prefix=RV64 %s
+; RUN: llc -mtriple=riscv32-unknown-linux-gnu < %s | FileCheck --check-prefix=RV32-LINUX %s
+; RUN: llc -mtriple=riscv64-unknown-linux-gnu < %s | FileCheck --check-prefix=RV64-LINUX %s
+; RUN: llc -mtriple=riscv32-unknown-linux-musl < %s | FileCheck --check-prefix=RV32-LINUX %s
+; RUN: llc -mtriple=riscv64-unknown-linux-musl < %s | FileCheck --check-prefix=RV64-LINUX %s
+
+declare void @llvm.clear_cache(ptr, ptr)
+
+define void @foo(ptr %a, ptr %b) nounwind {
+; RV32-LABEL: foo:
+; RV32:       # %bb.0:
+; RV32-NEXT:    addi sp, sp, -16
+; RV32-NEXT:    sw ra, 12(sp) # 4-byte Folded Spill
+; RV32-NEXT:    call __clear_cache
+; RV32-NEXT:    lw ra, 12(sp) # 4-byte Folded Reload
+; RV32-NEXT:    addi sp, sp, 16
+; RV32-NEXT:    ret
+;
+; RV64-LABEL: foo:
+; RV64:       # %bb.0:
+; RV64-NEXT:    addi sp, sp, -16
+; RV64-NEXT:    sd ra, 8(sp) # 8-byte Folded Spill
+; RV64-NEXT:    call __clear_cache
+; RV64-NEXT:    ld ra, 8(sp) # 8-byte Folded Reload
+; RV64-NEXT:    addi sp, sp, 16
+; RV64-NEXT:    ret
+;
+; RV32-LINUX-LABEL: foo:
+; RV32-LINUX:       # %bb.0:
+; RV32-LINUX-NEXT:    addi sp, sp, -16
+; RV32-LINUX-NEXT:    sw ra, 12(sp) # 4-byte Folded Spill
+; RV32-LINUX-NEXT:    li a2, 0
+; RV32-LINUX-NEXT:    call __riscv_flush_icache
+; RV32-LINUX-NEXT:    lw ra, 12(sp) # 4-byte Folded Reload
+; RV32-LINUX-NEXT:    addi sp, sp, 16
+; RV32-LINUX-NEXT:    ret
+;
+; RV64-LINUX-LABEL: foo:
+; RV64-LINUX:       # %bb.0:
+; RV64-LINUX-NEXT:    addi sp, sp, -16
+; RV64-LINUX-NEXT:    sd ra, 8(sp) # 8-byte Folded Spill
+; RV64-LINUX-NEXT:    li a2, 0
+; RV64-LINUX-NEXT:    call __riscv_flush_icache
+; RV64-LINUX-NEXT:    ld ra, 8(sp) # 8-byte Folded Reload
+; RV64-LINUX-NEXT:    addi sp, sp, 16
+; RV64-LINUX-NEXT:    ret
+  call void @llvm.clear_cache(ptr %a, ptr %b)
+  ret void
+}