ret i64 %12
}
+define i16 @PR39793_bswap_u64_as_u32_trunc(i64 %0) {
+; CHECK-LABEL: @PR39793_bswap_u64_as_u32_trunc(
+; CHECK-NEXT: [[TMP2:%.*]] = lshr i64 [[TMP0:%.*]], 24
+; CHECK-NEXT: [[TMP3:%.*]] = and i64 [[TMP2]], 255
+; CHECK-NEXT: [[TMP4:%.*]] = lshr i64 [[TMP0]], 8
+; CHECK-NEXT: [[TMP5:%.*]] = and i64 [[TMP4]], 65280
+; CHECK-NEXT: [[TMP6:%.*]] = or i64 [[TMP3]], [[TMP5]]
+; CHECK-NEXT: [[TMP7:%.*]] = trunc i64 [[TMP6]] to i16
+; CHECK-NEXT: ret i16 [[TMP7]]
+;
+ %2 = lshr i64 %0, 24
+ %3 = and i64 %2, 255
+ %4 = lshr i64 %0, 8
+ %5 = and i64 %4, 65280
+ %6 = or i64 %3, %5
+ %7 = shl i64 %0, 8
+ %8 = and i64 %7, 16711680
+ %9 = or i64 %6, %8
+ %10 = shl i64 %0, 24
+ %11 = and i64 %10, 4278190080
+ %12 = or i64 %9, %11
+ %13 = trunc i64 %12 to i16
+ ret i16 %13
+}
+
define i64 @PR39793_bswap_u64_as_u16(i64 %0) {
; CHECK-LABEL: @PR39793_bswap_u64_as_u16(
; CHECK-NEXT: [[TMP2:%.*]] = lshr i64 [[TMP0:%.*]], 8
ret i64 %6
}
+define i8 @PR39793_bswap_u64_as_u16_trunc(i64 %0) {
+; CHECK-LABEL: @PR39793_bswap_u64_as_u16_trunc(
+; CHECK-NEXT: [[TMP2:%.*]] = lshr i64 [[TMP0:%.*]], 8
+; CHECK-NEXT: [[TMP3:%.*]] = trunc i64 [[TMP2]] to i8
+; CHECK-NEXT: ret i8 [[TMP3]]
+;
+ %2 = lshr i64 %0, 8
+ %3 = and i64 %2, 255
+ %4 = shl i64 %0, 8
+ %5 = and i64 %4, 65280
+ %6 = or i64 %3, %5
+ %7 = trunc i64 %6 to i8
+ ret i8 %7
+}
+
define i32 @PR39793_bswap_u32_as_u16(i32 %0) {
; CHECK-LABEL: @PR39793_bswap_u32_as_u16(
; CHECK-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP0:%.*]], 8
ret i32 %6
}
+define i8 @PR39793_bswap_u32_as_u16_trunc(i32 %0) {
+; CHECK-LABEL: @PR39793_bswap_u32_as_u16_trunc(
+; CHECK-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP0:%.*]], 8
+; CHECK-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP2]] to i8
+; CHECK-NEXT: ret i8 [[TMP3]]
+;
+ %2 = lshr i32 %0, 8
+ %3 = and i32 %2, 255
+ %4 = shl i32 %0, 8
+ %5 = and i32 %4, 65280
+ %6 = or i32 %3, %5
+ %7 = trunc i32 %6 to i8
+ ret i8 %7
+}
+
define i32 @shuf_4bytes(<4 x i8> %x) {
; CHECK-LABEL: @shuf_4bytes(
; CHECK-NEXT: [[TMP1:%.*]] = bitcast <4 x i8> [[X:%.*]] to i32