================
@@ -91,6 +91,116 @@ define i32 @exthz(i16 %a) {
ret i32 %1
}
+declare i32 @llvm.riscv.cv.alu.slet(i32, i32)
+
+define i32 @test.cv.alu.slet(i32 %a, i32 %b) {
+; CHECK-LABEL: test.cv.alu.slet:
+; CHECK: # %bb.0:
+; CHECK-NEXT: cv.slet a0, a0, a1
+; CHECK-NEXT: ret
+ %1 = call i32 @llvm.riscv.cv.alu.slet(i32 %a, i32 %b)
+ ret i32 %1
+}
+
+declare i32 @llvm.riscv.cv.alu.sletu(i32, i32)
+
+define i32 @test.cv.alu.sletu(i32 %a, i32 %b) {
+; CHECK-LABEL: test.cv.alu.sletu:
+; CHECK: # %bb.0:
+; CHECK-NEXT: cv.sletu a0, a0, a1
+; CHECK-NEXT: ret
+ %1 = call i32 @llvm.riscv.cv.alu.sletu(i32 %a, i32 %b)
+ ret i32 %1
+}
+
+declare i32 @llvm.riscv.cv.alu.min(i32, i32)
+
+define i32 @test.cv.alu.min(i32 %a, i32 %b) {
+; CHECK-LABEL: test.cv.alu.min:
+; CHECK: # %bb.0:
+; CHECK-NEXT: cv.min a0, a0, a1
+; CHECK-NEXT: ret
+ %1 = call i32 @llvm.riscv.cv.alu.min(i32 %a, i32 %b)
+ ret i32 %1
+}
+
+declare i32 @llvm.riscv.cv.alu.minu(i32, i32)
+
+define i32 @test.cv.alu.minu(i32 %a, i32 %b) {
+; CHECK-LABEL: test.cv.alu.minu:
+; CHECK: # %bb.0:
+; CHECK-NEXT: cv.minu a0, a0, a1
+; CHECK-NEXT: ret
+ %1 = call i32 @llvm.riscv.cv.alu.minu(i32 %a, i32 %b)
+ ret i32 %1
+}
+
+declare i32 @llvm.riscv.cv.alu.max(i32, i32)
+
+define i32 @test.cv.alu.max(i32 %a, i32 %b) {
+; CHECK-LABEL: test.cv.alu.max:
+; CHECK: # %bb.0:
+; CHECK-NEXT: cv.max a0, a0, a1
+; CHECK-NEXT: ret
+ %1 = call i32 @llvm.riscv.cv.alu.max(i32 %a, i32 %b)
+ ret i32 %1
+}
+
+declare i32 @llvm.riscv.cv.alu.maxu(i32, i32)
+
+define i32 @test.cv.alu.maxu(i32 %a, i32 %b) {
+; CHECK-LABEL: test.cv.alu.maxu:
+; CHECK: # %bb.0:
+; CHECK-NEXT: cv.maxu a0, a0, a1
+; CHECK-NEXT: ret
+ %1 = call i32 @llvm.riscv.cv.alu.maxu(i32 %a, i32 %b)
+ ret i32 %1
+}
+
+declare i32 @llvm.riscv.cv.alu.exths(i32)
+
+define i32 @test.cv.alu.exths(i32 %a) {
+; CHECK-LABEL: test.cv.alu.exths:
+; CHECK: # %bb.0:
+; CHECK-NEXT: cv.exths a0, a0
+; CHECK-NEXT: ret
+ %1 = call i32 @llvm.riscv.cv.alu.exths(i32 %a)
+ ret i32 %1
+}
+
+declare i32 @llvm.riscv.cv.alu.exthz(i32)
+
+define i32 @test.cv.alu.exthz(i32 %a) {
+; CHECK-LABEL: test.cv.alu.exthz:
+; CHECK: # %bb.0:
+; CHECK-NEXT: cv.exthz a0, a0
+; CHECK-NEXT: ret
+ %1 = call i32 @llvm.riscv.cv.alu.exthz(i32 %a)
+ ret i32 %1
+}
+
+declare i32 @llvm.riscv.cv.alu.extbs(i32)
+
+define i32 @test.cv.alu.extbs(i32 %a) {
+; CHECK-LABEL: test.cv.alu.extbs:
+; CHECK: # %bb.0:
+; CHECK-NEXT: cv.extbs a0, a0
+; CHECK-NEXT: ret
+ %1 = call i32 @llvm.riscv.cv.alu.extbs(i32 %a)
+ ret i32 %1
+}
+
+declare i32 @llvm.riscv.cv.alu.extbz(i32)
+
+define i32 @test.cv.alu.extbz(i32 %a) {
+; CHECK-LABEL: test.cv.alu.extbz:
+; CHECK: # %bb.0:
+; CHECK-NEXT: cv.extbz a0, a0
----------------
topperc wrote:
What is the advantage of extbz over andi with 255?
https://github.com/llvm/llvm-project/pull/100684
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