[clang] [llvm] [RISCV] Implement Clang Builtins for XCValu Extension in CV32E40P (PR #100684)

via cfe-commits cfe-commits at lists.llvm.org
Thu Sep 12 21:22:44 PDT 2024


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@@ -5,122 +5,428 @@
 #include <stdint.h>
 #include <riscv_corev_alu.h>
 
-// CHECK-LABEL: @test_alu_slet
-// CHECK: @llvm.riscv.cv.alu.slet
+// CHECK-LABEL: @test_alu_slet(
+// CHECK-NEXT:  entry:
+// CHECK-NEXT:    [[A_ADDR_I:%.*]] = alloca i32, align 4
+// CHECK-NEXT:    [[B_ADDR_I:%.*]] = alloca i32, align 4
+// CHECK-NEXT:    [[A_ADDR:%.*]] = alloca i32, align 4
+// CHECK-NEXT:    [[B_ADDR:%.*]] = alloca i32, align 4
+// CHECK-NEXT:    store i32 [[A:%.*]], ptr [[A_ADDR]], align 4
+// CHECK-NEXT:    store i32 [[B:%.*]], ptr [[B_ADDR]], align 4
+// CHECK-NEXT:    [[TMP0:%.*]] = load i32, ptr [[A_ADDR]], align 4
+// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr [[B_ADDR]], align 4
+// CHECK-NEXT:    store i32 [[TMP0]], ptr [[A_ADDR_I]], align 4
+// CHECK-NEXT:    store i32 [[TMP1]], ptr [[B_ADDR_I]], align 4
+// CHECK-NEXT:    [[TMP2:%.*]] = load i32, ptr [[A_ADDR_I]], align 4
+// CHECK-NEXT:    [[TMP3:%.*]] = load i32, ptr [[B_ADDR_I]], align 4
+// CHECK-NEXT:    [[TMP4:%.*]] = call i32 @llvm.riscv.cv.alu.slet(i32 [[TMP2]], i32 [[TMP3]])
----------------
realqhc wrote:

Replaced with icmp

https://github.com/llvm/llvm-project/pull/100684


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