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auto merge of #13436 : pongad/rust/lazyemit, r=thestinger

Browse Source 
Fixes #11926
This commit is contained in:
bors 2014-04-10 05:56:55 -07:00
commit 6d1c6124f6
4 changed files with 189 additions and 176 deletions
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166
src/librustc/middle/trans/base.rs
View File

@ -977,7 +977,7 @@ pub fn call_memcpy(cx: &Block, dst: ValueRef, src: ValueRef, n_bytes: ValueRef,
X86 | Arm | Mips => "llvm.memcpy.p0i8.p0i8.i32",
X86_64 => "llvm.memcpy.p0i8.p0i8.i64"
};
let memcpy = ccx.intrinsics.get_copy(&key);
let memcpy = ccx.get_intrinsic(&key);
let src_ptr = PointerCast(cx, src, Type::i8p(ccx));
let dst_ptr = PointerCast(cx, dst, Type::i8p(ccx));
let size = IntCast(cx, n_bytes, ccx.int_type);
@ -1022,7 +1022,7 @@ fn memzero(b: &Builder, llptr: ValueRef, ty: Type) {
X86_64 => "llvm.memset.p0i8.i64"
};
let llintrinsicfn = ccx.intrinsics.get_copy(&intrinsic_key);
let llintrinsicfn = ccx.get_intrinsic(&intrinsic_key);
let llptr = b.pointercast(llptr, Type::i8(ccx).ptr_to());
let llzeroval = C_u8(ccx, 0);
let size = machine::llsize_of(ccx, ty);
@ -2043,168 +2043,6 @@ pub fn p2i(ccx: &CrateContext, v: ValueRef) -> ValueRef {
}
}
pub fn declare_intrinsics(ccx: &mut CrateContext) {
macro_rules! ifn (
($name:expr fn() -> $ret:expr) => ({
let name = $name;
// HACK(eddyb) dummy output type, shouln't affect anything.
let f = decl_cdecl_fn(ccx.llmod, name, Type::func([], &$ret), ty::mk_nil());
ccx.intrinsics.insert(name, f);
});
($name:expr fn($($arg:expr),*) -> $ret:expr) => ({
let name = $name;
// HACK(eddyb) dummy output type, shouln't affect anything.
let f = decl_cdecl_fn(ccx.llmod, name,
Type::func([$($arg),*], &$ret), ty::mk_nil());
ccx.intrinsics.insert(name, f);
})
)
macro_rules! mk_struct (
($($field_ty:expr),*) => (Type::struct_(ccx, [$($field_ty),*], false))
)
let i8p = Type::i8p(ccx);
let void = Type::void(ccx);
let i1 = Type::i1(ccx);
let t_i8 = Type::i8(ccx);
let t_i16 = Type::i16(ccx);
let t_i32 = Type::i32(ccx);
let t_i64 = Type::i64(ccx);
let t_f32 = Type::f32(ccx);
let t_f64 = Type::f64(ccx);
ifn!("llvm.memcpy.p0i8.p0i8.i32" fn(i8p, i8p, t_i32, t_i32, i1) -> void);
ifn!("llvm.memcpy.p0i8.p0i8.i64" fn(i8p, i8p, t_i64, t_i32, i1) -> void);
ifn!("llvm.memmove.p0i8.p0i8.i32" fn(i8p, i8p, t_i32, t_i32, i1) -> void);
ifn!("llvm.memmove.p0i8.p0i8.i64" fn(i8p, i8p, t_i64, t_i32, i1) -> void);
ifn!("llvm.memset.p0i8.i32" fn(i8p, t_i8, t_i32, t_i32, i1) -> void);
ifn!("llvm.memset.p0i8.i64" fn(i8p, t_i8, t_i64, t_i32, i1) -> void);
ifn!("llvm.trap" fn() -> void);
ifn!("llvm.debugtrap" fn() -> void);
ifn!("llvm.frameaddress" fn(t_i32) -> i8p);
ifn!("llvm.powi.f32" fn(t_f32, t_i32) -> t_f32);
ifn!("llvm.powi.f64" fn(t_f64, t_i32) -> t_f64);
ifn!("llvm.pow.f32" fn(t_f32, t_f32) -> t_f32);
ifn!("llvm.pow.f64" fn(t_f64, t_f64) -> t_f64);
ifn!("llvm.sqrt.f32" fn(t_f32) -> t_f32);
ifn!("llvm.sqrt.f64" fn(t_f64) -> t_f64);
ifn!("llvm.sin.f32" fn(t_f32) -> t_f32);
ifn!("llvm.sin.f64" fn(t_f64) -> t_f64);
ifn!("llvm.cos.f32" fn(t_f32) -> t_f32);
ifn!("llvm.cos.f64" fn(t_f64) -> t_f64);
ifn!("llvm.exp.f32" fn(t_f32) -> t_f32);
ifn!("llvm.exp.f64" fn(t_f64) -> t_f64);
ifn!("llvm.exp2.f32" fn(t_f32) -> t_f32);
ifn!("llvm.exp2.f64" fn(t_f64) -> t_f64);
ifn!("llvm.log.f32" fn(t_f32) -> t_f32);
ifn!("llvm.log.f64" fn(t_f64) -> t_f64);
ifn!("llvm.log10.f32" fn(t_f32) -> t_f32);
ifn!("llvm.log10.f64" fn(t_f64) -> t_f64);
ifn!("llvm.log2.f32" fn(t_f32) -> t_f32);
ifn!("llvm.log2.f64" fn(t_f64) -> t_f64);
ifn!("llvm.fma.f32" fn(t_f32, t_f32, t_f32) -> t_f32);
ifn!("llvm.fma.f64" fn(t_f64, t_f64, t_f64) -> t_f64);
ifn!("llvm.fabs.f32" fn(t_f32) -> t_f32);
ifn!("llvm.fabs.f64" fn(t_f64) -> t_f64);
ifn!("llvm.floor.f32" fn(t_f32) -> t_f32);
ifn!("llvm.floor.f64" fn(t_f64) -> t_f64);
ifn!("llvm.ceil.f32" fn(t_f32) -> t_f32);
ifn!("llvm.ceil.f64" fn(t_f64) -> t_f64);
ifn!("llvm.trunc.f32" fn(t_f32) -> t_f32);
ifn!("llvm.trunc.f64" fn(t_f64) -> t_f64);
ifn!("llvm.rint.f32" fn(t_f32) -> t_f32);
ifn!("llvm.rint.f64" fn(t_f64) -> t_f64);
ifn!("llvm.nearbyint.f32" fn(t_f32) -> t_f32);
ifn!("llvm.nearbyint.f64" fn(t_f64) -> t_f64);
ifn!("llvm.ctpop.i8" fn(t_i8) -> t_i8);
ifn!("llvm.ctpop.i16" fn(t_i16) -> t_i16);
ifn!("llvm.ctpop.i32" fn(t_i32) -> t_i32);
ifn!("llvm.ctpop.i64" fn(t_i64) -> t_i64);
ifn!("llvm.ctlz.i8" fn(t_i8 , i1) -> t_i8);
ifn!("llvm.ctlz.i16" fn(t_i16, i1) -> t_i16);
ifn!("llvm.ctlz.i32" fn(t_i32, i1) -> t_i32);
ifn!("llvm.ctlz.i64" fn(t_i64, i1) -> t_i64);
ifn!("llvm.cttz.i8" fn(t_i8 , i1) -> t_i8);
ifn!("llvm.cttz.i16" fn(t_i16, i1) -> t_i16);
ifn!("llvm.cttz.i32" fn(t_i32, i1) -> t_i32);
ifn!("llvm.cttz.i64" fn(t_i64, i1) -> t_i64);
ifn!("llvm.bswap.i16" fn(t_i16) -> t_i16);
ifn!("llvm.bswap.i32" fn(t_i32) -> t_i32);
ifn!("llvm.bswap.i64" fn(t_i64) -> t_i64);
ifn!("llvm.sadd.with.overflow.i8" fn(t_i8, t_i8) -> mk_struct!{t_i8, i1});
ifn!("llvm.sadd.with.overflow.i16" fn(t_i16, t_i16) -> mk_struct!{t_i16, i1});
ifn!("llvm.sadd.with.overflow.i32" fn(t_i32, t_i32) -> mk_struct!{t_i32, i1});
ifn!("llvm.sadd.with.overflow.i64" fn(t_i64, t_i64) -> mk_struct!{t_i64, i1});
ifn!("llvm.uadd.with.overflow.i8" fn(t_i8, t_i8) -> mk_struct!{t_i8, i1});
ifn!("llvm.uadd.with.overflow.i16" fn(t_i16, t_i16) -> mk_struct!{t_i16, i1});
ifn!("llvm.uadd.with.overflow.i32" fn(t_i32, t_i32) -> mk_struct!{t_i32, i1});
ifn!("llvm.uadd.with.overflow.i64" fn(t_i64, t_i64) -> mk_struct!{t_i64, i1});
ifn!("llvm.ssub.with.overflow.i8" fn(t_i8, t_i8) -> mk_struct!{t_i8, i1});
ifn!("llvm.ssub.with.overflow.i16" fn(t_i16, t_i16) -> mk_struct!{t_i16, i1});
ifn!("llvm.ssub.with.overflow.i32" fn(t_i32, t_i32) -> mk_struct!{t_i32, i1});
ifn!("llvm.ssub.with.overflow.i64" fn(t_i64, t_i64) -> mk_struct!{t_i64, i1});
ifn!("llvm.usub.with.overflow.i8" fn(t_i8, t_i8) -> mk_struct!{t_i8, i1});
ifn!("llvm.usub.with.overflow.i16" fn(t_i16, t_i16) -> mk_struct!{t_i16, i1});
ifn!("llvm.usub.with.overflow.i32" fn(t_i32, t_i32) -> mk_struct!{t_i32, i1});
ifn!("llvm.usub.with.overflow.i64" fn(t_i64, t_i64) -> mk_struct!{t_i64, i1});
ifn!("llvm.smul.with.overflow.i8" fn(t_i8, t_i8) -> mk_struct!{t_i8, i1});
ifn!("llvm.smul.with.overflow.i16" fn(t_i16, t_i16) -> mk_struct!{t_i16, i1});
ifn!("llvm.smul.with.overflow.i32" fn(t_i32, t_i32) -> mk_struct!{t_i32, i1});
ifn!("llvm.smul.with.overflow.i64" fn(t_i64, t_i64) -> mk_struct!{t_i64, i1});
ifn!("llvm.umul.with.overflow.i8" fn(t_i8, t_i8) -> mk_struct!{t_i8, i1});
ifn!("llvm.umul.with.overflow.i16" fn(t_i16, t_i16) -> mk_struct!{t_i16, i1});
ifn!("llvm.umul.with.overflow.i32" fn(t_i32, t_i32) -> mk_struct!{t_i32, i1});
ifn!("llvm.umul.with.overflow.i64" fn(t_i64, t_i64) -> mk_struct!{t_i64, i1});
ifn!("llvm.expect.i1" fn(i1, i1) -> i1);
// Some intrinsics were introduced in later versions of LLVM, but they have
// fallbacks in libc or libm and such. Currently, all of these intrinsics
// were introduced in LLVM 3.4, so we case on that.
macro_rules! compatible_ifn (
($name:expr, $cname:ident ($($arg:expr),*) -> $ret:expr) => ({
let name = $name;
if unsafe { llvm::LLVMVersionMinor() >= 4 } {
ifn!(name fn($($arg),*) -> $ret);
} else {
let f = decl_cdecl_fn(ccx.llmod, stringify!($cname),
Type::func([$($arg),*], &$ret),
ty::mk_nil());
ccx.intrinsics.insert(name, f);
}
})
)
compatible_ifn!("llvm.copysign.f32", copysignf(t_f32, t_f32) -> t_f32);
compatible_ifn!("llvm.copysign.f64", copysign(t_f64, t_f64) -> t_f64);
compatible_ifn!("llvm.round.f32", roundf(t_f32) -> t_f32);
compatible_ifn!("llvm.round.f64", round(t_f64) -> t_f64);
if ccx.sess().opts.debuginfo != NoDebugInfo {
ifn!("llvm.dbg.declare" fn(Type::metadata(ccx), Type::metadata(ccx)) -> void);
ifn!("llvm.dbg.value" fn(Type::metadata(ccx), t_i64, Type::metadata(ccx)) -> void);
}
}
pub fn crate_ctxt_to_encode_parms<'r>(cx: &'r CrateContext, ie: encoder::EncodeInlinedItem<'r>)
-> encoder::EncodeParams<'r> {

183
src/librustc/middle/trans/context.rs
View File

@ -41,7 +41,6 @@ pub struct CrateContext {
pub td: TargetData,
pub tn: TypeNames,
pub externs: RefCell<ExternMap>,
pub intrinsics: HashMap<&'static str, ValueRef>,
pub item_vals: RefCell<NodeMap<ValueRef>>,
pub exp_map2: resolve::ExportMap2,
pub reachable: NodeSet,
@ -107,6 +106,8 @@ pub struct CrateContext {
/// is not emitted by LLVM's GC pass when no functions use GC.
pub uses_gc: bool,
pub dbg_cx: Option<debuginfo::CrateDebugContext>,
intrinsics: RefCell<HashMap<&'static str, ValueRef>>,
}
impl CrateContext {
@ -150,7 +151,6 @@ impl CrateContext {
td: td,
tn: TypeNames::new(),
externs: RefCell::new(HashMap::new()),
intrinsics: HashMap::new(),
item_vals: RefCell::new(NodeMap::new()),
exp_map2: emap2,
reachable: reachable,
@ -197,6 +197,7 @@ impl CrateContext {
builder: BuilderRef_res(llvm::LLVMCreateBuilderInContext(llcx)),
uses_gc: false,
dbg_cx: dbg_cx,
intrinsics: RefCell::new(HashMap::new()),
};
ccx.int_type = Type::int(&ccx);
@ -208,8 +209,6 @@ impl CrateContext {
str_slice_ty.set_struct_body([Type::i8p(&ccx), ccx.int_type], false);
ccx.tn.associate_type("str_slice", &str_slice_ty);
base::declare_intrinsics(&mut ccx);
if ccx.sess().count_llvm_insns() {
base::init_insn_ctxt()
}
@ -233,4 +232,180 @@ impl CrateContext {
pub fn tydesc_type(&self) -> Type {
self.tn.find_type("tydesc").unwrap()
}
pub fn get_intrinsic(&self, key: & &'static str) -> ValueRef {
match self.intrinsics.borrow().find_copy(key) {
Some(v) => return v,
_ => {}
}
match declare_intrinsic(self, key) {
Some(v) => return v,
None => fail!()
}
}
}
fn declare_intrinsic(ccx: &CrateContext, key: & &'static str) -> Option<ValueRef> {
macro_rules! ifn (
($name:expr fn() -> $ret:expr) => (
if *key == $name {
let f = base::decl_cdecl_fn(ccx.llmod, $name, Type::func([], &$ret), ty::mk_nil());
ccx.intrinsics.borrow_mut().insert($name, f.clone());
return Some(f);
}
);
($name:expr fn($($arg:expr),*) -> $ret:expr) => (
if *key == $name {
let f = base::decl_cdecl_fn(ccx.llmod, $name,
Type::func([$($arg),*], &$ret), ty::mk_nil());
ccx.intrinsics.borrow_mut().insert($name, f.clone());
return Some(f);
}
)
)
macro_rules! mk_struct (
($($field_ty:expr),*) => (Type::struct_(ccx, [$($field_ty),*], false))
)
let i8p = Type::i8p(ccx);
let void = Type::void(ccx);
let i1 = Type::i1(ccx);
let t_i8 = Type::i8(ccx);
let t_i16 = Type::i16(ccx);
let t_i32 = Type::i32(ccx);
let t_i64 = Type::i64(ccx);
let t_f32 = Type::f32(ccx);
let t_f64 = Type::f64(ccx);
ifn!("llvm.memcpy.p0i8.p0i8.i32" fn(i8p, i8p, t_i32, t_i32, i1) -> void);
ifn!("llvm.memcpy.p0i8.p0i8.i64" fn(i8p, i8p, t_i64, t_i32, i1) -> void);
ifn!("llvm.memmove.p0i8.p0i8.i32" fn(i8p, i8p, t_i32, t_i32, i1) -> void);
ifn!("llvm.memmove.p0i8.p0i8.i64" fn(i8p, i8p, t_i64, t_i32, i1) -> void);
ifn!("llvm.memset.p0i8.i32" fn(i8p, t_i8, t_i32, t_i32, i1) -> void);
ifn!("llvm.memset.p0i8.i64" fn(i8p, t_i8, t_i64, t_i32, i1) -> void);
ifn!("llvm.trap" fn() -> void);
ifn!("llvm.debugtrap" fn() -> void);
ifn!("llvm.frameaddress" fn(t_i32) -> i8p);
ifn!("llvm.powi.f32" fn(t_f32, t_i32) -> t_f32);
ifn!("llvm.powi.f64" fn(t_f64, t_i32) -> t_f64);
ifn!("llvm.pow.f32" fn(t_f32, t_f32) -> t_f32);
ifn!("llvm.pow.f64" fn(t_f64, t_f64) -> t_f64);
ifn!("llvm.sqrt.f32" fn(t_f32) -> t_f32);
ifn!("llvm.sqrt.f64" fn(t_f64) -> t_f64);
ifn!("llvm.sin.f32" fn(t_f32) -> t_f32);
ifn!("llvm.sin.f64" fn(t_f64) -> t_f64);
ifn!("llvm.cos.f32" fn(t_f32) -> t_f32);
ifn!("llvm.cos.f64" fn(t_f64) -> t_f64);
ifn!("llvm.exp.f32" fn(t_f32) -> t_f32);
ifn!("llvm.exp.f64" fn(t_f64) -> t_f64);
ifn!("llvm.exp2.f32" fn(t_f32) -> t_f32);
ifn!("llvm.exp2.f64" fn(t_f64) -> t_f64);
ifn!("llvm.log.f32" fn(t_f32) -> t_f32);
ifn!("llvm.log.f64" fn(t_f64) -> t_f64);
ifn!("llvm.log10.f32" fn(t_f32) -> t_f32);
ifn!("llvm.log10.f64" fn(t_f64) -> t_f64);
ifn!("llvm.log2.f32" fn(t_f32) -> t_f32);
ifn!("llvm.log2.f64" fn(t_f64) -> t_f64);
ifn!("llvm.fma.f32" fn(t_f32, t_f32, t_f32) -> t_f32);
ifn!("llvm.fma.f64" fn(t_f64, t_f64, t_f64) -> t_f64);
ifn!("llvm.fabs.f32" fn(t_f32) -> t_f32);
ifn!("llvm.fabs.f64" fn(t_f64) -> t_f64);
ifn!("llvm.floor.f32" fn(t_f32) -> t_f32);
ifn!("llvm.floor.f64" fn(t_f64) -> t_f64);
ifn!("llvm.ceil.f32" fn(t_f32) -> t_f32);
ifn!("llvm.ceil.f64" fn(t_f64) -> t_f64);
ifn!("llvm.trunc.f32" fn(t_f32) -> t_f32);
ifn!("llvm.trunc.f64" fn(t_f64) -> t_f64);
ifn!("llvm.rint.f32" fn(t_f32) -> t_f32);
ifn!("llvm.rint.f64" fn(t_f64) -> t_f64);
ifn!("llvm.nearbyint.f32" fn(t_f32) -> t_f32);
ifn!("llvm.nearbyint.f64" fn(t_f64) -> t_f64);
ifn!("llvm.ctpop.i8" fn(t_i8) -> t_i8);
ifn!("llvm.ctpop.i16" fn(t_i16) -> t_i16);
ifn!("llvm.ctpop.i32" fn(t_i32) -> t_i32);
ifn!("llvm.ctpop.i64" fn(t_i64) -> t_i64);
ifn!("llvm.ctlz.i8" fn(t_i8 , i1) -> t_i8);
ifn!("llvm.ctlz.i16" fn(t_i16, i1) -> t_i16);
ifn!("llvm.ctlz.i32" fn(t_i32, i1) -> t_i32);
ifn!("llvm.ctlz.i64" fn(t_i64, i1) -> t_i64);
ifn!("llvm.cttz.i8" fn(t_i8 , i1) -> t_i8);
ifn!("llvm.cttz.i16" fn(t_i16, i1) -> t_i16);
ifn!("llvm.cttz.i32" fn(t_i32, i1) -> t_i32);
ifn!("llvm.cttz.i64" fn(t_i64, i1) -> t_i64);
ifn!("llvm.bswap.i16" fn(t_i16) -> t_i16);
ifn!("llvm.bswap.i32" fn(t_i32) -> t_i32);
ifn!("llvm.bswap.i64" fn(t_i64) -> t_i64);
ifn!("llvm.sadd.with.overflow.i8" fn(t_i8, t_i8) -> mk_struct!{t_i8, i1});
ifn!("llvm.sadd.with.overflow.i16" fn(t_i16, t_i16) -> mk_struct!{t_i16, i1});
ifn!("llvm.sadd.with.overflow.i32" fn(t_i32, t_i32) -> mk_struct!{t_i32, i1});
ifn!("llvm.sadd.with.overflow.i64" fn(t_i64, t_i64) -> mk_struct!{t_i64, i1});
ifn!("llvm.uadd.with.overflow.i8" fn(t_i8, t_i8) -> mk_struct!{t_i8, i1});
ifn!("llvm.uadd.with.overflow.i16" fn(t_i16, t_i16) -> mk_struct!{t_i16, i1});
ifn!("llvm.uadd.with.overflow.i32" fn(t_i32, t_i32) -> mk_struct!{t_i32, i1});
ifn!("llvm.uadd.with.overflow.i64" fn(t_i64, t_i64) -> mk_struct!{t_i64, i1});
ifn!("llvm.ssub.with.overflow.i8" fn(t_i8, t_i8) -> mk_struct!{t_i8, i1});
ifn!("llvm.ssub.with.overflow.i16" fn(t_i16, t_i16) -> mk_struct!{t_i16, i1});
ifn!("llvm.ssub.with.overflow.i32" fn(t_i32, t_i32) -> mk_struct!{t_i32, i1});
ifn!("llvm.ssub.with.overflow.i64" fn(t_i64, t_i64) -> mk_struct!{t_i64, i1});
ifn!("llvm.usub.with.overflow.i8" fn(t_i8, t_i8) -> mk_struct!{t_i8, i1});
ifn!("llvm.usub.with.overflow.i16" fn(t_i16, t_i16) -> mk_struct!{t_i16, i1});
ifn!("llvm.usub.with.overflow.i32" fn(t_i32, t_i32) -> mk_struct!{t_i32, i1});
ifn!("llvm.usub.with.overflow.i64" fn(t_i64, t_i64) -> mk_struct!{t_i64, i1});
ifn!("llvm.smul.with.overflow.i8" fn(t_i8, t_i8) -> mk_struct!{t_i8, i1});
ifn!("llvm.smul.with.overflow.i16" fn(t_i16, t_i16) -> mk_struct!{t_i16, i1});
ifn!("llvm.smul.with.overflow.i32" fn(t_i32, t_i32) -> mk_struct!{t_i32, i1});
ifn!("llvm.smul.with.overflow.i64" fn(t_i64, t_i64) -> mk_struct!{t_i64, i1});
ifn!("llvm.umul.with.overflow.i8" fn(t_i8, t_i8) -> mk_struct!{t_i8, i1});
ifn!("llvm.umul.with.overflow.i16" fn(t_i16, t_i16) -> mk_struct!{t_i16, i1});
ifn!("llvm.umul.with.overflow.i32" fn(t_i32, t_i32) -> mk_struct!{t_i32, i1});
ifn!("llvm.umul.with.overflow.i64" fn(t_i64, t_i64) -> mk_struct!{t_i64, i1});
ifn!("llvm.expect.i1" fn(i1, i1) -> i1);
// Some intrinsics were introduced in later versions of LLVM, but they have
// fallbacks in libc or libm and such. Currently, all of these intrinsics
// were introduced in LLVM 3.4, so we case on that.
macro_rules! compatible_ifn (
($name:expr, $cname:ident ($($arg:expr),*) -> $ret:expr) => (
if unsafe { llvm::LLVMVersionMinor() >= 4 } {
// The `if key == $name` is already in ifn!
ifn!($name fn($($arg),*) -> $ret);
} else if *key == $name {
let f = base::decl_cdecl_fn(ccx.llmod, stringify!($cname),
Type::func([$($arg),*], &$ret),
ty::mk_nil());
ccx.intrinsics.borrow_mut().insert($name, f.clone());
return Some(f);
}
)
)
compatible_ifn!("llvm.copysign.f32", copysignf(t_f32, t_f32) -> t_f32);
compatible_ifn!("llvm.copysign.f64", copysign(t_f64, t_f64) -> t_f64);
compatible_ifn!("llvm.round.f32", roundf(t_f32) -> t_f32);
compatible_ifn!("llvm.round.f64", round(t_f64) -> t_f64);
if ccx.sess().opts.debuginfo != NoDebugInfo {
ifn!("llvm.dbg.declare" fn(Type::metadata(ccx), Type::metadata(ccx)) -> void);
ifn!("llvm.dbg.value" fn(Type::metadata(ccx), t_i64, Type::metadata(ccx)) -> void);
}
return None;
}

2
src/librustc/middle/trans/expr.rs
View File

@ -513,7 +513,7 @@ fn trans_index<'a>(bcx: &'a Block<'a>,
debug!("trans_index: len {}", bcx.val_to_str(len));
let bounds_check = ICmp(bcx, lib::llvm::IntUGE, ix_val, len);
let expect = ccx.intrinsics.get_copy(&("llvm.expect.i1"));
let expect = ccx.get_intrinsic(&("llvm.expect.i1"));
let expected = Call(bcx, expect, [bounds_check, C_i1(ccx, false)], []);
let bcx = with_cond(bcx, expected, |bcx| {
controlflow::trans_fail_bounds_check(bcx, index_expr.span, ix_val, len)

14
src/librustc/middle/trans/intrinsic.rs
View File

@ -79,7 +79,7 @@ pub fn get_simple_intrinsic(ccx: &CrateContext, item: &ast::ForeignItem) -> Opti
"bswap64" => "llvm.bswap.i64",
_ => return None
};
Some(ccx.intrinsics.get_copy(&name))
Some(ccx.get_intrinsic(&name))
}
pub fn trans_intrinsic(ccx: &CrateContext,
@ -93,7 +93,7 @@ pub fn trans_intrinsic(ccx: &CrateContext,
let first_real_arg = bcx.fcx.arg_pos(0u);
let a = get_param(bcx.fcx.llfn, first_real_arg);
let b = get_param(bcx.fcx.llfn, first_real_arg + 1);
let llfn = bcx.ccx().intrinsics.get_copy(&name);
let llfn = bcx.ccx().get_intrinsic(&name);
// convert `i1` to a `bool`, and write to the out parameter
let val = Call(bcx, llfn, [a, b], []);
@ -155,7 +155,7 @@ pub fn trans_intrinsic(ccx: &CrateContext,
let src_ptr = PointerCast(bcx, get_param(decl, first_real_arg + 1), Type::i8p(ccx));
let count = get_param(decl, first_real_arg + 2);
let volatile = C_i1(ccx, false);
let llfn = ccx.intrinsics.get_copy(&name);
let llfn = ccx.get_intrinsic(&name);
Call(bcx, llfn, [dst_ptr, src_ptr, Mul(bcx, size, count), align, volatile], []);
RetVoid(bcx);
}
@ -177,7 +177,7 @@ pub fn trans_intrinsic(ccx: &CrateContext,
let val = get_param(decl, first_real_arg + 1);
let count = get_param(decl, first_real_arg + 2);
let volatile = C_i1(ccx, false);
let llfn = ccx.intrinsics.get_copy(&name);
let llfn = ccx.get_intrinsic(&name);
Call(bcx, llfn, [dst_ptr, val, Mul(bcx, size, count), align, volatile], []);
RetVoid(bcx);
}
@ -185,7 +185,7 @@ pub fn trans_intrinsic(ccx: &CrateContext,
fn count_zeros_intrinsic(bcx: &Block, name: &'static str) {
let x = get_param(bcx.fcx.llfn, bcx.fcx.arg_pos(0u));
let y = C_i1(bcx.ccx(), false);
let llfn = bcx.ccx().intrinsics.get_copy(&name);
let llfn = bcx.ccx().get_intrinsic(&name);
let llcall = Call(bcx, llfn, [x, y], []);
Ret(bcx, llcall);
}
@ -274,12 +274,12 @@ pub fn trans_intrinsic(ccx: &CrateContext,
match name.get() {
"abort" => {
let llfn = bcx.ccx().intrinsics.get_copy(&("llvm.trap"));
let llfn = bcx.ccx().get_intrinsic(&("llvm.trap"));
Call(bcx, llfn, [], []);
Unreachable(bcx);
}
"breakpoint" => {
let llfn = bcx.ccx().intrinsics.get_copy(&("llvm.debugtrap"));
let llfn = bcx.ccx().get_intrinsic(&("llvm.debugtrap"));
Call(bcx, llfn, [], []);
RetVoid(bcx);
}