assert_eq!(houndred_f32 as i128, 100);
assert_eq!(houndred_f64 as i128, 100);
+ // Test signed 128bit comparing
+ let max = usize::MAX as i128;
+ if 100i128 < 0i128 || 100i128 > max {
+ panic!();
+ }
+
let _a = 1u32 << 2u8;
let empty: [i32; 0] = [];
#[test]
#[should_panic(expected = "index 0 greater than length of slice")]
-diff --git a/src/libcore/tests/iter.rs b/src/libcore/tests/iter.rs
-index b73b621..d6cc3f8 100644
---- a/src/libcore/tests/iter.rs
-+++ b/src/libcore/tests/iter.rs
-@@ -2541,6 +2541,7 @@ fn test_steps_between() {
-
- // Skip u64/i64 to avoid differences with 32-bit vs 64-bit platforms
-
-+ /*
- assert_eq!(Step::steps_between(&20_u128, &200_u128), Some(180_usize));
- assert_eq!(Step::steps_between(&-20_i128, &80_i128), Some(100_usize));
- if cfg!(target_pointer_width = "64") {
-@@ -2552,6 +2553,7 @@ fn test_steps_between() {
- Step::steps_between(&-0x1_0000_0000_0000_0000_i128, &0x1_0000_0000_0000_0000_i128,),
- None,
- );
-+ */
- }
-
- #[test]
---
+--
2.21.0 (Apple Git-122)
fn test_successors() {
let mut powers_of_10 = successors(Some(1_u16), |n| n.checked_mul(10));
assert_eq!(powers_of_10.by_ref().collect::<Vec<_>>(), &[1, 10, 100, 1_000, 10_000]);
-diff --git a/src/libcore/tests/num/bignum.rs b/src/libcore/tests/num/bignum.rs
-index b9e15ec..32f6de8 100644
---- a/src/libcore/tests/num/bignum.rs
-+++ b/src/libcore/tests/num/bignum.rs
-@@ -3,6 +3,7 @@ use core::num::bignum::tests::Big8x3 as Big;
-
- #[test]
- #[should_panic]
-+#[ignore]
- fn test_from_u64_overflow() {
- Big::from_u64(0x1000000);
- }
-@@ -19,12 +20,14 @@ fn test_add() {
-
- #[test]
- #[should_panic]
-+#[ignore]
- fn test_add_overflow_1() {
- Big::from_small(1).add(&Big::from_u64(0xffffff));
- }
-
- #[test]
- #[should_panic]
-+#[ignore]
- fn test_add_overflow_2() {
- Big::from_u64(0xffffff).add(&Big::from_small(1));
- }
-@@ -42,6 +45,7 @@ fn test_add_small() {
-
- #[test]
- #[should_panic]
-+#[ignore]
- fn test_add_small_overflow() {
- Big::from_u64(0xffffff).add_small(1);
- }
-@@ -76,6 +80,7 @@ fn test_mul_small() {
-
- #[test]
- #[should_panic]
-+#[ignore]
- fn test_mul_small_overflow() {
- Big::from_u64(0x800000).mul_small(2);
- }
-@@ -118,12 +123,14 @@ fn test_mul_pow5() {
-
- #[test]
- #[should_panic]
-+#[ignore]
- fn test_mul_pow5_overflow_1() {
- Big::from_small(1).mul_pow5(12);
- }
-
- #[test]
- #[should_panic]
-+#[ignore]
- fn test_mul_pow5_overflow_2() {
- Big::from_small(230).mul_pow5(8);
- }
-@@ -141,12 +148,14 @@ fn test_mul_digits() {
-
- #[test]
- #[should_panic]
-+#[ignore]
- fn test_mul_digits_overflow_1() {
- Big::from_u64(0x800000).mul_digits(&[2]);
- }
-
- #[test]
- #[should_panic]
-+#[ignore]
- fn test_mul_digits_overflow_2() {
- Big::from_u64(0x1000).mul_digits(&[0, 0x10]);
- }
-@@ -206,6 +215,7 @@ fn test_get_bit() {
-
- #[test]
- #[should_panic]
-+#[ignore]
- fn test_get_bit_out_of_range() {
- Big::from_small(42).get_bit(24);
- }
diff --git a/src/libcore/tests/num/mod.rs b/src/libcore/tests/num/mod.rs
index a17c094..5bb11d2 100644
--- a/src/libcore/tests/num/mod.rs
fn from_str_issue7588() {
let u: Option<u8> = u8::from_str_radix("1000", 10).ok();
assert_eq!(u, None);
-@@ -613,11 +614,9 @@ test_impl_try_from_signed_to_unsigned_err! { test_try_i64u32, i64, u32 }
- test_impl_try_from_signed_to_unsigned_err! { test_try_i128u8, i128, u8 }
- test_impl_try_from_signed_to_unsigned_err! { test_try_i128u16, i128, u16 }
- test_impl_try_from_signed_to_unsigned_err! { test_try_i128u32, i128, u32 }
--test_impl_try_from_signed_to_unsigned_err! { test_try_i128u64, i128, u64 }
-
- assume_usize_width! {
- test_impl_try_from_signed_to_unsigned_err! { test_try_isizeu8, isize, u8 }
-- test_impl_try_from_signed_to_unsigned_err! { test_try_i128usize, i128, usize }
-
- cfg_block! {
- #[cfg(target_pointer_width = "16")] {
@@ -640,6 +639,7 @@ macro_rules! test_float {
mod $modname {
// FIXME(nagisa): these tests should test for sign of -0.0
}
}
-pub(crate) fn codegen_icmp(
- fx: &mut FunctionCx<'_, '_, impl Backend>,
- intcc: IntCC,
- lhs: Value,
- rhs: Value,
-) -> Value {
- let lhs_ty = fx.bcx.func.dfg.value_type(lhs);
- let rhs_ty = fx.bcx.func.dfg.value_type(rhs);
- assert_eq!(lhs_ty, rhs_ty);
- if lhs_ty == types::I128 {
- // FIXME legalize `icmp.i128` in Cranelift
-
- let (lhs_lsb, lhs_msb) = fx.bcx.ins().isplit(lhs);
- let (rhs_lsb, rhs_msb) = fx.bcx.ins().isplit(rhs);
-
- match intcc {
- IntCC::Equal => {
- let lsb_eq = fx.bcx.ins().icmp(IntCC::Equal, lhs_lsb, rhs_lsb);
- let msb_eq = fx.bcx.ins().icmp(IntCC::Equal, lhs_msb, rhs_msb);
- fx.bcx.ins().band(lsb_eq, msb_eq)
- }
- IntCC::NotEqual => {
- let lsb_ne = fx.bcx.ins().icmp(IntCC::NotEqual, lhs_lsb, rhs_lsb);
- let msb_ne = fx.bcx.ins().icmp(IntCC::NotEqual, lhs_msb, rhs_msb);
- fx.bcx.ins().bor(lsb_ne, msb_ne)
- }
- _ => {
- // if msb_eq {
- // lsb_cc
- // } else {
- // msb_cc
- // }
-
- let msb_eq = fx.bcx.ins().icmp(IntCC::Equal, lhs_msb, rhs_msb);
- let lsb_cc = fx.bcx.ins().icmp(intcc, lhs_lsb, rhs_lsb);
- let msb_cc = fx.bcx.ins().icmp(intcc, lhs_msb, rhs_msb);
-
- fx.bcx.ins().select(msb_eq, lsb_cc, msb_cc)
- }
- }
- } else {
- fx.bcx.ins().icmp(intcc, lhs, rhs)
- }
-}
-
pub(crate) fn codegen_icmp_imm(
fx: &mut FunctionCx<'_, '_, impl Backend>,
intcc: IntCC,
let old = $fx.bcx.ins().load(clif_ty, MemFlags::new(), $ptr, 0);
// Compare
- let is_eq = codegen_icmp($fx, IntCC::SignedGreaterThan, old, $src);
+ let is_eq = $fx.bcx.ins().icmp(IntCC::SignedGreaterThan, old, $src);
let new = $fx.bcx.ins().select(is_eq, old, $src);
// Write new
if let Some(vector_ty) = vector_ty {
let x = $x.load_scalar($fx);
let y = $y.load_scalar($fx);
- let val = codegen_icmp($fx, IntCC::$cc, x, y);
+ let val = $fx.bcx.ins().icmp(IntCC::$cc, x, y);
// HACK This depends on the fact that icmp for vectors represents bools as 0 and !0, not 0 and 1.
let val = $fx.bcx.ins().raw_bitcast(vector_ty, val);
$ret,
|fx, lane_layout, res_lane_layout, x_lane, y_lane| {
let res_lane = match lane_layout.ty.kind {
- ty::Uint(_) | ty::Int(_) => codegen_icmp(fx, IntCC::$cc, x_lane, y_lane),
+ ty::Uint(_) | ty::Int(_) => fx.bcx.ins().icmp(IntCC::$cc, x_lane, y_lane),
_ => unreachable!("{:?}", lane_layout.ty),
};
bool_to_zero_or_max_uint(fx, res_lane_layout, res_lane)
$ret,
|fx, lane_layout, res_lane_layout, x_lane, y_lane| {
let res_lane = match lane_layout.ty.kind {
- ty::Uint(_) => codegen_icmp(fx, IntCC::$cc_u, x_lane, y_lane),
- ty::Int(_) => codegen_icmp(fx, IntCC::$cc_s, x_lane, y_lane),
+ ty::Uint(_) => fx.bcx.ins().icmp(IntCC::$cc_u, x_lane, y_lane),
+ ty::Int(_) => fx.bcx.ins().icmp(IntCC::$cc_s, x_lane, y_lane),
_ => unreachable!("{:?}", lane_layout.ty),
};
bool_to_zero_or_max_uint(fx, res_lane_layout, res_lane)
let old = fx.bcx.ins().load(clif_ty, MemFlags::new(), ptr, 0);
// Compare
- let is_eq = codegen_icmp(fx, IntCC::Equal, old, test_old);
+ let is_eq = fx.bcx.ins().icmp(IntCC::Equal, old, test_old);
let new = fx.bcx.ins().select(is_eq, new, old); // Keep old if not equal to test_old
// Write new
rhs: Value,
) -> CValue<'tcx> {
let intcc = crate::num::bin_op_to_intcc(bin_op, signed).unwrap();
- let val = codegen_icmp(fx, intcc, lhs, rhs);
+ let val = fx.bcx.ins().icmp(intcc, lhs, rhs);
let val = fx.bcx.ins().bint(types::I8, val);
CValue::by_val(val, fx.layout_of(fx.tcx.types.bool))
}