Pre-commit test

Author: topperc

llvm/test/CodeGen/RISCV/rv64xtheadbb.ll

@@ -1220,3 +1220,95 @@ bb2:                                              ; preds = %bb2, %bb
 bb7:                                              ; preds = %bb2
   ret void
 }
+
+define signext i32 @hasAllNBitUsers_extu(i64 %arg1, i64 %arg2, i64 %arg3)  {
+; RV64I-LABEL: hasAllNBitUsers_extu:
+; RV64I:       # %bb.0: # %entry
+; RV64I-NEXT:    addi a2, a2, -1
+; RV64I-NEXT:    li a3, 256
+; RV64I-NEXT:  .LBB38_1: # %bb2
+; RV64I-NEXT:    # =>This Inner Loop Header: Depth=1
+; RV64I-NEXT:    slli a0, a0, 47
+; RV64I-NEXT:    srli a0, a0, 62
+; RV64I-NEXT:    addi a2, a2, 1
+; RV64I-NEXT:    addw a0, a0, a1
+; RV64I-NEXT:    bltu a2, a3, .LBB38_1
+; RV64I-NEXT:  # %bb.2: # %bb7
+; RV64I-NEXT:    ret
+;
+; RV64XTHEADBB-LABEL: hasAllNBitUsers_extu:
+; RV64XTHEADBB:       # %bb.0: # %entry
+; RV64XTHEADBB-NEXT:    addi a2, a2, -1
+; RV64XTHEADBB-NEXT:    li a3, 256
+; RV64XTHEADBB-NEXT:  .LBB38_1: # %bb2
+; RV64XTHEADBB-NEXT:    # =>This Inner Loop Header: Depth=1
+; RV64XTHEADBB-NEXT:    th.extu a0, a0, 16, 15
+; RV64XTHEADBB-NEXT:    addi a2, a2, 1
+; RV64XTHEADBB-NEXT:    add a0, a0, a1
+; RV64XTHEADBB-NEXT:    bltu a2, a3, .LBB38_1
+; RV64XTHEADBB-NEXT:  # %bb.2: # %bb7
+; RV64XTHEADBB-NEXT:    sext.w a0, a0
+; RV64XTHEADBB-NEXT:    ret
+entry:
+  br label %bb2
+
+bb2:                                              ; preds = %bb2, %entry
+  %i1 = phi i64 [ %arg1, %entry ], [ %i5, %bb2 ]
+  %i2 = phi i64 [ %arg3, %entry ], [ %i3, %bb2 ]
+  %i3 = add i64 %i2, 1
+  %i4 = lshr i64 %i1, 15
+  %i4b = and i64 %i4, 3
+  %i5 = add i64 %i4b, %arg2
+  %i6 = icmp ugt i64 %i2, 255
+  br i1 %i6, label %bb7, label %bb2
+
+bb7:                                              ; preds = %bb2
+  %i7 = trunc i64 %i5 to i32
+  ret i32 %i7
+}
+
+define signext i32 @hasAllNBitUsers_ext(i64 %arg1, i64 %arg2, i64 %arg3)  {
+; RV64I-LABEL: hasAllNBitUsers_ext:
+; RV64I:       # %bb.0: # %entry
+; RV64I-NEXT:    addi a2, a2, -1
+; RV64I-NEXT:    li a3, 256
+; RV64I-NEXT:  .LBB39_1: # %bb2
+; RV64I-NEXT:    # =>This Inner Loop Header: Depth=1
+; RV64I-NEXT:    slli a0, a0, 47
+; RV64I-NEXT:    srli a0, a0, 62
+; RV64I-NEXT:    addi a2, a2, 1
+; RV64I-NEXT:    addw a0, a0, a1
+; RV64I-NEXT:    bltu a2, a3, .LBB39_1
+; RV64I-NEXT:  # %bb.2: # %bb7
+; RV64I-NEXT:    ret
+;
+; RV64XTHEADBB-LABEL: hasAllNBitUsers_ext:
+; RV64XTHEADBB:       # %bb.0: # %entry
+; RV64XTHEADBB-NEXT:    addi a2, a2, -1
+; RV64XTHEADBB-NEXT:    li a3, 256
+; RV64XTHEADBB-NEXT:  .LBB39_1: # %bb2
+; RV64XTHEADBB-NEXT:    # =>This Inner Loop Header: Depth=1
+; RV64XTHEADBB-NEXT:    th.extu a0, a0, 16, 15
+; RV64XTHEADBB-NEXT:    addi a2, a2, 1
+; RV64XTHEADBB-NEXT:    add a0, a0, a1
+; RV64XTHEADBB-NEXT:    bltu a2, a3, .LBB39_1
+; RV64XTHEADBB-NEXT:  # %bb.2: # %bb7
+; RV64XTHEADBB-NEXT:    sext.w a0, a0
+; RV64XTHEADBB-NEXT:    ret
+entry:
+  br label %bb2
+
+bb2:                                              ; preds = %bb2, %entry
+  %i1 = phi i64 [ %arg1, %entry ], [ %i5, %bb2 ]
+  %i2 = phi i64 [ %arg3, %entry ], [ %i3, %bb2 ]
+  %i3 = add i64 %i2, 1
+  %i4 = ashr i64 %i1, 15
+  %i4b = and i64 %i4, 3
+  %i5 = add i64 %i4b, %arg2
+  %i6 = icmp ugt i64 %i2, 255
+  br i1 %i6, label %bb7, label %bb2
+
+bb7:                                              ; preds = %bb2
+  %i7 = trunc i64 %i5 to i32
+  ret i32 %i7
+}