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Dec 5, 2012
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Add more standard c lib llvm intrinsics. #4067

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92 changes: 92 additions & 0 deletions src/librustc/middle/trans/base.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -2369,6 +2369,67 @@ fn declare_intrinsics(llmod: ModuleRef) -> HashMap<~str, ValueRef> {
let frameaddress = decl_cdecl_fn(llmod, ~"llvm.frameaddress",
T_fn(T_frameaddress_args,
T_ptr(T_i8())));
let sqrtf32 = decl_cdecl_fn(llmod, ~"llvm.sqrt.f32",
T_fn(~[T_f32()], T_f32()));
let sqrtf64 = decl_cdecl_fn(llmod, ~"llvm.sqrt.f64",
T_fn(~[T_f64()], T_f64()));
let powif32 = decl_cdecl_fn(llmod, ~"llvm.powi.f32",
T_fn(~[T_f32(), T_i32()], T_f32()));
let powif64 = decl_cdecl_fn(llmod, ~"llvm.powi.f64",
T_fn(~[T_f64(), T_i32()], T_f64()));
let sinf32 = decl_cdecl_fn(llmod, ~"llvm.sin.f32",
T_fn(~[T_f32()], T_f32()));
let sinf64 = decl_cdecl_fn(llmod, ~"llvm.sin.f64",
T_fn(~[T_f64()], T_f64()));
let cosf32 = decl_cdecl_fn(llmod, ~"llvm.cos.f32",
T_fn(~[T_f32()], T_f32()));
let cosf64 = decl_cdecl_fn(llmod, ~"llvm.cos.f64",
T_fn(~[T_f64()], T_f64()));
let powf32 = decl_cdecl_fn(llmod, ~"llvm.pow.f32",
T_fn(~[T_f32(), T_f32()], T_f32()));
let powf64 = decl_cdecl_fn(llmod, ~"llvm.pow.f64",
T_fn(~[T_f64(), T_f64()], T_f64()));
let expf32 = decl_cdecl_fn(llmod, ~"llvm.exp.f32",
T_fn(~[T_f32()], T_f32()));
let expf64 = decl_cdecl_fn(llmod, ~"llvm.exp.f64",
T_fn(~[T_f64()], T_f64()));
let exp2f32 = decl_cdecl_fn(llmod, ~"llvm.exp2.f32",
T_fn(~[T_f32()], T_f32()));
let exp2f64 = decl_cdecl_fn(llmod, ~"llvm.exp2.f64",
T_fn(~[T_f64()], T_f64()));
let logf32 = decl_cdecl_fn(llmod, ~"llvm.log.f32",
T_fn(~[T_f32()], T_f32()));
let logf64 = decl_cdecl_fn(llmod, ~"llvm.log.f64",
T_fn(~[T_f64()], T_f64()));
let log10f32 = decl_cdecl_fn(llmod, ~"llvm.log10.f32",
T_fn(~[T_f32()], T_f32()));
let log10f64 = decl_cdecl_fn(llmod, ~"llvm.log10.f64",
T_fn(~[T_f64()], T_f64()));
let log2f32 = decl_cdecl_fn(llmod, ~"llvm.log2.f32",
T_fn(~[T_f32()], T_f32()));
let log2f64 = decl_cdecl_fn(llmod, ~"llvm.log2.f64",
T_fn(~[T_f64()], T_f64()));
let fmaf32 = decl_cdecl_fn(llmod, ~"llvm.fma.f32",
T_fn(~[T_f32(), T_f32(), T_f32()], T_f32()));
let fmaf64 = decl_cdecl_fn(llmod, ~"llvm.fma.f64",
T_fn(~[T_f64(), T_f64(), T_f64()], T_f64()));
let fabsf32 = decl_cdecl_fn(llmod, ~"llvm.fabs.f32",
T_fn(~[T_f32()], T_f32()));
let fabsf64 = decl_cdecl_fn(llmod, ~"llvm.fabs.f64",
T_fn(~[T_f64()], T_f64()));
let floorf32 = decl_cdecl_fn(llmod, ~"llvm.floor.f32",
T_fn(~[T_f32()], T_f32()));
let floorf64 = decl_cdecl_fn(llmod, ~"llvm.floor.f64",
T_fn(~[T_f64()], T_f64()));
let ceilf32 = decl_cdecl_fn(llmod, ~"llvm.ceil.f32",
T_fn(~[T_f32()], T_f32()));
let ceilf64 = decl_cdecl_fn(llmod, ~"llvm.ceil.f64",
T_fn(~[T_f64()], T_f64()));
let truncf32 = decl_cdecl_fn(llmod, ~"llvm.trunc.f32",
T_fn(~[T_f32()], T_f32()));
let truncf64 = decl_cdecl_fn(llmod, ~"llvm.trunc.f64",
T_fn(~[T_f64()], T_f64()));

let intrinsics = HashMap();
intrinsics.insert(~"llvm.gcroot", gcroot);
intrinsics.insert(~"llvm.gcread", gcread);
Expand All @@ -2378,6 +2439,37 @@ fn declare_intrinsics(llmod: ModuleRef) -> HashMap<~str, ValueRef> {
intrinsics.insert(~"llvm.memset.p0i8.i64", memset64);
intrinsics.insert(~"llvm.trap", trap);
intrinsics.insert(~"llvm.frameaddress", frameaddress);
intrinsics.insert(~"llvm.sqrt.f32", sqrtf32);
intrinsics.insert(~"llvm.sqrt.f64", sqrtf64);
intrinsics.insert(~"llvm.powi.f32", powif32);
intrinsics.insert(~"llvm.powi.f64", powif64);
intrinsics.insert(~"llvm.sin.f32", sinf32);
intrinsics.insert(~"llvm.sin.f64", sinf64);
intrinsics.insert(~"llvm.cos.f32", cosf32);
intrinsics.insert(~"llvm.cos.f64", cosf64);
intrinsics.insert(~"llvm.pow.f32", powf32);
intrinsics.insert(~"llvm.pow.f64", powf64);
intrinsics.insert(~"llvm.exp.f32", expf32);
intrinsics.insert(~"llvm.exp.f64", expf64);
intrinsics.insert(~"llvm.exp2.f32", exp2f32);
intrinsics.insert(~"llvm.exp2.f64", exp2f64);
intrinsics.insert(~"llvm.log.f32", logf32);
intrinsics.insert(~"llvm.log.f64", logf64);
intrinsics.insert(~"llvm.log10.f32", log10f32);
intrinsics.insert(~"llvm.log10.f64", log10f64);
intrinsics.insert(~"llvm.log2.f32", log2f32);
intrinsics.insert(~"llvm.log2.f64", log2f64);
intrinsics.insert(~"llvm.fma.f32", fmaf32);
intrinsics.insert(~"llvm.fma.f64", fmaf64);
intrinsics.insert(~"llvm.fabs.f32", fabsf32);
intrinsics.insert(~"llvm.fabs.f64", fabsf64);
intrinsics.insert(~"llvm.floor.f32", floorf32);
intrinsics.insert(~"llvm.floor.f64", floorf64);
intrinsics.insert(~"llvm.ceil.f32", ceilf32);
intrinsics.insert(~"llvm.ceil.f64", ceilf64);
intrinsics.insert(~"llvm.trunc.f32", truncf32);
intrinsics.insert(~"llvm.trunc.f64", truncf64);

return intrinsics;
}

Expand Down
160 changes: 159 additions & 1 deletion src/librustc/middle/trans/foreign.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -973,7 +973,7 @@ fn trans_intrinsic(ccx: @crate_ctxt, decl: ValueRef, item: @ast::foreign_item,
let llcast = PointerCast(bcx, llcast, T_ptr(T_i8()));
call_memcpy(bcx, llretptr, llcast, llsize_of(ccx, lltp_ty));
}
}
}
~"addr_of" => {
Store(bcx, get_param(decl, first_real_arg), fcx.llretptr);
}
Expand Down Expand Up @@ -1024,6 +1024,164 @@ fn trans_intrinsic(ccx: @crate_ctxt, decl: ValueRef, item: @ast::foreign_item,
T_ptr(T_nil()));
Store(bcx, morestack_addr, fcx.llretptr);
}
~"sqrtf32" => {
let x = get_param(decl, first_real_arg);
let sqrtf = ccx.intrinsics.get(~"llvm.sqrt.f32");
Store(bcx, Call(bcx, sqrtf, ~[x]), fcx.llretptr);
}
~"sqrtf64" => {
let x = get_param(decl, first_real_arg);
let sqrtf = ccx.intrinsics.get(~"llvm.sqrt.f64");
Store(bcx, Call(bcx, sqrtf, ~[x]), fcx.llretptr);
}
~"powif32" => {
let a = get_param(decl, first_real_arg);
let x = get_param(decl, first_real_arg + 1u);
let powif = ccx.intrinsics.get(~"llvm.powi.f32");
Store(bcx, Call(bcx, powif, ~[a, x]), fcx.llretptr);
}
~"powif64" => {
let a = get_param(decl, first_real_arg);
let x = get_param(decl, first_real_arg + 1u);
let powif = ccx.intrinsics.get(~"llvm.powi.f64");
Store(bcx, Call(bcx, powif, ~[a, x]), fcx.llretptr);
}
~"sinf32" => {
let x = get_param(decl, first_real_arg);
let sinf = ccx.intrinsics.get(~"llvm.sin.f32");
Store(bcx, Call(bcx, sinf, ~[x]), fcx.llretptr);
}
~"sinf64" => {
let x = get_param(decl, first_real_arg);
let sinf = ccx.intrinsics.get(~"llvm.sin.f64");
Store(bcx, Call(bcx, sinf, ~[x]), fcx.llretptr);
}
~"cosf32" => {
let x = get_param(decl, first_real_arg);
let cosf = ccx.intrinsics.get(~"llvm.cos.f32");
Store(bcx, Call(bcx, cosf, ~[x]), fcx.llretptr);
}
~"cosf64" => {
let x = get_param(decl, first_real_arg);
let cosf = ccx.intrinsics.get(~"llvm.cos.f64");
Store(bcx, Call(bcx, cosf, ~[x]), fcx.llretptr);
}
~"powf32" => {
let a = get_param(decl, first_real_arg);
let x = get_param(decl, first_real_arg + 1u);
let powf = ccx.intrinsics.get(~"llvm.pow.f32");
Store(bcx, Call(bcx, powf, ~[a, x]), fcx.llretptr);
}
~"powf64" => {
let a = get_param(decl, first_real_arg);
let x = get_param(decl, first_real_arg + 1u);
let powf = ccx.intrinsics.get(~"llvm.pow.f64");
Store(bcx, Call(bcx, powf, ~[a, x]), fcx.llretptr);
}
~"expf32" => {
let x = get_param(decl, first_real_arg);
let expf = ccx.intrinsics.get(~"llvm.exp.f32");
Store(bcx, Call(bcx, expf, ~[x]), fcx.llretptr);
}
~"expf64" => {
let x = get_param(decl, first_real_arg);
let expf = ccx.intrinsics.get(~"llvm.exp.f64");
Store(bcx, Call(bcx, expf, ~[x]), fcx.llretptr);
}
~"exp2f32" => {
let x = get_param(decl, first_real_arg);
let exp2f = ccx.intrinsics.get(~"llvm.exp2.f32");
Store(bcx, Call(bcx, exp2f, ~[x]), fcx.llretptr);
}
~"exp2f64" => {
let x = get_param(decl, first_real_arg);
let exp2f = ccx.intrinsics.get(~"llvm.exp2.f64");
Store(bcx, Call(bcx, exp2f, ~[x]), fcx.llretptr);
}
~"logf32" => {
let x = get_param(decl, first_real_arg);
let logf = ccx.intrinsics.get(~"llvm.log.f32");
Store(bcx, Call(bcx, logf, ~[x]), fcx.llretptr);
}
~"logf64" => {
let x = get_param(decl, first_real_arg);
let logf = ccx.intrinsics.get(~"llvm.log.f64");
Store(bcx, Call(bcx, logf, ~[x]), fcx.llretptr);
}
~"log10f32" => {
let x = get_param(decl, first_real_arg);
let log10f = ccx.intrinsics.get(~"llvm.log10.f32");
Store(bcx, Call(bcx, log10f, ~[x]), fcx.llretptr);
}
~"log10f64" => {
let x = get_param(decl, first_real_arg);
let log10f = ccx.intrinsics.get(~"llvm.log10.f64");
Store(bcx, Call(bcx, log10f, ~[x]), fcx.llretptr);
}
~"log2f32" => {
let x = get_param(decl, first_real_arg);
let log2f = ccx.intrinsics.get(~"llvm.log2.f32");
Store(bcx, Call(bcx, log2f, ~[x]), fcx.llretptr);
}
~"log2f64" => {
let x = get_param(decl, first_real_arg);
let log2f = ccx.intrinsics.get(~"llvm.log2.f64");
Store(bcx, Call(bcx, log2f, ~[x]), fcx.llretptr);
}
~"fmaf32" => {
let a = get_param(decl, first_real_arg);
let b = get_param(decl, first_real_arg + 1u);
let c = get_param(decl, first_real_arg + 2u);
let fmaf = ccx.intrinsics.get(~"llvm.fma.f32");
Store(bcx, Call(bcx, fmaf, ~[a, b, c]), fcx.llretptr);
}
~"fmaf64" => {
let a = get_param(decl, first_real_arg);
let b = get_param(decl, first_real_arg + 1u);
let c = get_param(decl, first_real_arg + 2u);
let fmaf = ccx.intrinsics.get(~"llvm.fma.f64");
Store(bcx, Call(bcx, fmaf, ~[a, b, c]), fcx.llretptr);
}
~"fabsf32" => {
let x = get_param(decl, first_real_arg);
let fabsf = ccx.intrinsics.get(~"llvm.fabs.f32");
Store(bcx, Call(bcx, fabsf, ~[x]), fcx.llretptr);
}
~"fabsf64" => {
let x = get_param(decl, first_real_arg);
let fabsf = ccx.intrinsics.get(~"llvm.fabs.f64");
Store(bcx, Call(bcx, fabsf, ~[x]), fcx.llretptr);
}
~"floorf32" => {
let x = get_param(decl, first_real_arg);
let floorf = ccx.intrinsics.get(~"llvm.floor.f32");
Store(bcx, Call(bcx, floorf, ~[x]), fcx.llretptr);
}
~"floorf64" => {
let x = get_param(decl, first_real_arg);
let floorf = ccx.intrinsics.get(~"llvm.floor.f64");
Store(bcx, Call(bcx, floorf, ~[x]), fcx.llretptr);
}
~"ceilf32" => {
let x = get_param(decl, first_real_arg);
let ceilf = ccx.intrinsics.get(~"llvm.ceil.f32");
Store(bcx, Call(bcx, ceilf, ~[x]), fcx.llretptr);
}
~"ceilf64" => {
let x = get_param(decl, first_real_arg);
let ceilf = ccx.intrinsics.get(~"llvm.ceil.f64");
Store(bcx, Call(bcx, ceilf, ~[x]), fcx.llretptr);
}
~"truncf32" => {
let x = get_param(decl, first_real_arg);
let truncf = ccx.intrinsics.get(~"llvm.trunc.f32");
Store(bcx, Call(bcx, truncf, ~[x]), fcx.llretptr);
}
~"truncf64" => {
let x = get_param(decl, first_real_arg);
let truncf = ccx.intrinsics.get(~"llvm.trunc.f64");
Store(bcx, Call(bcx, truncf, ~[x]), fcx.llretptr);
}
_ => {
// Could we make this an enum rather than a string? does it get
// checked earlier?
Expand Down
9 changes: 9 additions & 0 deletions src/librustc/middle/trans/type_use.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -108,6 +108,15 @@ fn type_uses_for(ccx: @crate_ctxt, fn_id: def_id, n_tps: uint)
~"visit_tydesc" | ~"forget" | ~"addr_of" |
~"frame_address" | ~"morestack_addr" => 0,

~"sqrtf32" | ~"sqrtf64" | ~"powif32" | ~"powif64" |
~"sinf32" | ~"sinf64" | ~"cosf32" | ~"cosf64" |
~"powf32" | ~"powf64" | ~"expf32" | ~"expf64" |
~"exp2f32" | ~"exp2f64" | ~"logf32" | ~"logf64" |
~"log10f32"| ~"log10f64"| ~"log2f32" | ~"log2f64" |
~"fmaf32" | ~"fmaf64" | ~"fabsf32" | ~"fabsf64" |
~"floorf32"| ~"floorf64"| ~"ceilf32" | ~"ceilf64" |
~"truncf32"| ~"truncf64" => 0,

// would be cool to make these an enum instead of strings!
_ => fail ~"unknown intrinsic in type_use"
};
Expand Down
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