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t27b: f64 floor/ceil, i64 mod and log of a literal -- token_floor blockers 11 -> 4 (Closes #10405) #10410

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Merged
gHashTag merged 2 commits into from
Oct 18, 2026
Merged

t27b: f64 floor/ceil, i64 mod and log of a literal -- token_floor blockers 11 -> 4 (Closes #10405) #10410

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9fd1b49
WIP t27b: f64 floor/ceil, i64 mod, log of a literal (see #10405)
gHashTag Oct 18, 2026
ebee026
t27b: f64 floor/ceil, i64 mod and log of a literal for token_floor; p…
gHashTag Oct 18, 2026
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9 changes: 5 additions & 4 deletions .trinity/seals/conformance_T27bConformanceLibmLogf.json
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Original file line number Diff line number Diff line change
@@ -1,9 +1,9 @@
{
"built_by": "t27c-bootstrap@0.5.2+5d5d2cdef",
"built_by": "t27c-bootstrap@0.5.2+8ea472041",
"closure": [
{
"spec": "specs/tri/t27b/libm.t27",
"spec_hash": "sha256:d4414973506e15dbe7e061ff41077da40fc844d55c4647c7ef970ff47192a378"
"spec_hash": "sha256:bb2d59aae61115c012a7062f1e7b19c6becb1985fcb5913109cc8dd4727601ee"
}
],
"config": "gen=c,rust,verilog,zig;tests=zig",
Expand All @@ -14,7 +14,7 @@
"module": "T27bConformanceLibmLogf",
"ring": 12,
"seal_schema": 2,
"sealed_at": "2026-10-09T14:59:45Z",
"sealed_at": "2026-10-18T11:14:32Z",
"sealed_by": "t27c-bootstrap@0.5.2",
"spec_hash": "sha256:5ba2c342e8d8677a4fa381c538c758f3ed6a9e270b7c9d8d320384518f00d8d0",
"spec_path": "specs/tri/t27b/conformance/libm_logf.t27",
Expand All @@ -23,7 +23,8 @@
"failing": [],
"forced": false,
"passed": 6,
"total": 6
"total": 6,
"vacuous": 0
},
"toolchain": {
"test_runner": "sha256:1982ae948e24d00c5d221ccec12dfce1eb01204b53e37b0f857f93b16d64629d",
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9 changes: 5 additions & 4 deletions .trinity/seals/conformance_T27bConformanceLibmPowf.json
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Original file line number Diff line number Diff line change
@@ -1,9 +1,9 @@
{
"built_by": "t27c-bootstrap@0.5.2+dfcf30c4a",
"built_by": "t27c-bootstrap@0.5.2+8ea472041",
"closure": [
{
"spec": "specs/tri/t27b/libm.t27",
"spec_hash": "sha256:f7086aa8a7f25aa5bce5729f0dd63dd9852591096f69ad10641fbc4cebec64e4"
"spec_hash": "sha256:bb2d59aae61115c012a7062f1e7b19c6becb1985fcb5913109cc8dd4727601ee"
}
],
"config": "gen=c,rust,verilog,zig;tests=zig",
Expand All @@ -14,7 +14,7 @@
"module": "T27bConformanceLibmPowf",
"ring": 12,
"seal_schema": 2,
"sealed_at": "2026-10-09T22:21:26Z",
"sealed_at": "2026-10-18T11:14:35Z",
"sealed_by": "t27c-bootstrap@0.5.2",
"spec_hash": "sha256:85821ccd9875656eb388a87c6accd788f1a6fcfa3498547378e09a65ec876f6c",
"spec_path": "specs/tri/t27b/conformance/libm_powf.t27",
Expand All @@ -23,7 +23,8 @@
"failing": [],
"forced": false,
"passed": 6,
"total": 6
"total": 6,
"vacuous": 0
},
"toolchain": {
"test_runner": "sha256:1982ae948e24d00c5d221ccec12dfce1eb01204b53e37b0f857f93b16d64629d",
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21 changes: 11 additions & 10 deletions .trinity/seals/conformance_T27bConformanceLibmRounding.json
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@@ -1,29 +1,30 @@
{
"built_by": "t27c-bootstrap@0.5.2+5d5d2cdef",
"built_by": "t27c-bootstrap@0.5.2+8ea472041",
"closure": [
{
"spec": "specs/tri/t27b/libm.t27",
"spec_hash": "sha256:d4414973506e15dbe7e061ff41077da40fc844d55c4647c7ef970ff47192a378"
"spec_hash": "sha256:bb2d59aae61115c012a7062f1e7b19c6becb1985fcb5913109cc8dd4727601ee"
}
],
"config": "gen=c,rust,verilog,zig;tests=zig",
"gen_hash_c": "sha256:afdbaa78df9aaeb454ab448c98e5ef6dc7e9b01d2f1051d7bd3cc2d54e818433",
"gen_hash_rust": "sha256:af62c5acd6c4fbf87e136e976cfbdd42417788f85ececc741146ae8e6ebb4c1a",
"gen_hash_verilog": "sha256:5d9822c0f36bdf6a68bb3578d44e160fd7f5ae57a4a589dd0aa6d89daf5765f1",
"gen_hash_zig": "sha256:7717c7922c14602ea131553af33bc84b8e7408d037b326c78c6a21d55cc7cdcb",
"gen_hash_c": "sha256:856073fc6a349dd6302b7668ceb904356cb89a1cd2929ec6b82dd98d5b6dec61",
"gen_hash_rust": "sha256:1110044ff659cc7dfec6203afc5fcc4b65434b2f3efb8ececa92b417e8caf0b4",
"gen_hash_verilog": "sha256:b07789baaa6a8da13ef4f6463a3fc6c50688ff9f65a381e9ffb9dd91e50e4863",
"gen_hash_zig": "sha256:fadd5f667ca7b6ed44baba164d5d585cdcaafd5f28037d214d0b0d961186d20a",
"module": "T27bConformanceLibmRounding",
"ring": 12,
"seal_schema": 2,
"sealed_at": "2026-10-09T14:59:47Z",
"sealed_at": "2026-10-18T11:14:01Z",
"sealed_by": "t27c-bootstrap@0.5.2",
"spec_hash": "sha256:8957bfba1bea5bfb90db4b913c081bc08f302b2b4446b1a107eaff8eed25ea88",
"spec_hash": "sha256:38e07bbcdfd7304554cc26c7fb4f5a5263f3cb1e8bd5466fd38b39337ad6feff",
"spec_path": "specs/tri/t27b/conformance/libm_rounding.t27",
"tests": {
"failed": 0,
"failing": [],
"forced": false,
"passed": 5,
"total": 5
"passed": 8,
"total": 8,
"vacuous": 0
},
"toolchain": {
"test_runner": "sha256:1982ae948e24d00c5d221ccec12dfce1eb01204b53e37b0f857f93b16d64629d",
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9 changes: 5 additions & 4 deletions .trinity/seals/conformance_T27bConformanceLibmStdMath.json
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Original file line number Diff line number Diff line change
@@ -1,9 +1,9 @@
{
"built_by": "t27c-bootstrap@0.5.2+5d5d2cdef",
"built_by": "t27c-bootstrap@0.5.2+8ea472041",
"closure": [
{
"spec": "specs/tri/t27b/libm.t27",
"spec_hash": "sha256:d4414973506e15dbe7e061ff41077da40fc844d55c4647c7ef970ff47192a378"
"spec_hash": "sha256:bb2d59aae61115c012a7062f1e7b19c6becb1985fcb5913109cc8dd4727601ee"
}
],
"config": "gen=c,rust,verilog,zig;tests=zig",
Expand All @@ -14,7 +14,7 @@
"module": "T27bConformanceLibmStdMath",
"ring": 12,
"seal_schema": 2,
"sealed_at": "2026-10-09T14:59:49Z",
"sealed_at": "2026-10-18T11:14:35Z",
"sealed_by": "t27c-bootstrap@0.5.2",
"spec_hash": "sha256:46d16893692257fab86e9688458ec165f34965c5642bb7271d6209bfb5d06180",
"spec_path": "specs/tri/t27b/conformance/libm_std_math.t27",
Expand All @@ -23,7 +23,8 @@
"failing": [],
"forced": false,
"passed": 7,
"total": 7
"total": 7,
"vacuous": 0
},
"toolchain": {
"test_runner": "sha256:1982ae948e24d00c5d221ccec12dfce1eb01204b53e37b0f857f93b16d64629d",
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19 changes: 10 additions & 9 deletions .trinity/seals/conformance_T27bConformanceRemInt.json
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@@ -1,24 +1,25 @@
{
"built_by": "t27c-bootstrap@0.5.2+9a73c9883",
"built_by": "t27c-bootstrap@0.5.2+8ea472041",
"closure": [],
"config": "gen=c,rust,verilog,zig;tests=zig",
"gen_hash_c": "sha256:ffa76615872926b972027c331c46ccc8877f5458f70709aba0f4d2585f08f4bb",
"gen_hash_rust": "sha256:024c952eafbf87cb41f1a226340bf64ef77df54bec6df58bfa3b62c73f1f196e",
"gen_hash_verilog": "sha256:820beadf7954d96fe8556827a621579239ab3fa60ded2aa99680bac06e913541",
"gen_hash_zig": "sha256:93d60e8fdff9193c0e1199191604ee87cc8558dc64d6617334264b010752f080",
"gen_hash_c": "sha256:fba2bc4ca42582b8fe1d740617af2bb690a604e6da93565cfb8027f512f95230",
"gen_hash_rust": "sha256:e1d78592d7020117c806c51d4f0eb88cd26f3a4e76b9357f465d7ca9146b7f86",
"gen_hash_verilog": "sha256:1d225dd532cb58ab45c4196116bd9a5a9e15f382a97a3d861b98501c9a61fba2",
"gen_hash_zig": "sha256:5bb64df244d6d26188a53c9e2503d26ddca665324ce2185142489298d21517ad",
"module": "T27bConformanceRemInt",
"ring": 12,
"seal_schema": 2,
"sealed_at": "2026-10-10T14:12:56Z",
"sealed_at": "2026-10-18T11:14:01Z",
"sealed_by": "t27c-bootstrap@0.5.2",
"spec_hash": "sha256:1d209c9a3fc42132de9dfe00125106cbea0fbb10acb409b9a34396a4a300c3d7",
"spec_hash": "sha256:6cb6dc2002cab87fb3dd6010105291dee503677b6851a9c74d29ab58def11fe3",
"spec_path": "specs/tri/t27b/conformance/rem_int.t27",
"tests": {
"failed": 0,
"failing": [],
"forced": false,
"passed": 4,
"total": 4
"passed": 6,
"total": 6,
"vacuous": 0
},
"toolchain": {
"test_runner": "sha256:1982ae948e24d00c5d221ccec12dfce1eb01204b53e37b0f857f93b16d64629d",
Expand Down
18 changes: 9 additions & 9 deletions .trinity/seals/t27b_T27bLibm.json
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@@ -1,24 +1,24 @@
{
"built_by": "t27c-bootstrap@0.5.2+39d5af36b",
"built_by": "t27c-bootstrap@0.5.2+8ea472041",
"closure": [],
"config": "gen=c,rust,verilog,zig;tests=zig",
"gen_hash_c": "sha256:58b23c2e16d47adc167ec6e2d0592af6438ea34b6de01e35668f25ef0cefd605",
"gen_hash_rust": "sha256:57296efd12854ef27cf9f180728b2fde77edc0c84feba39e1b80077052de8ce6",
"gen_hash_verilog": "sha256:0b9c80e3dae4f86e979c6bd6cc09eabd63ff6ce10286b0ee9a4622c48cbb5c74",
"gen_hash_zig": "sha256:f9b3decf7f1dd65f59a8d0bc97b678734626db5c04229f8180c766ce31e4f009",
"gen_hash_c": "sha256:693fb3a509396e1c81680e2dabf04bdee382bd54d312c21e20dd863452d48030",
"gen_hash_rust": "sha256:56811beafc887cb8773c9a21d9f5e4e4686fc94a550d359c0dbda2f0164db126",
"gen_hash_verilog": "sha256:88588ac711a6efe50d1eb069130c43b7ec0a63d2bed153190b1ff261796d2760",
"gen_hash_zig": "sha256:a29f31fedc07b5e0cf8709743216fa5726493984e06e5a864c910788e5c54bec",
"module": "T27bLibm",
"ring": 12,
"seal_schema": 2,
"sealed_at": "2026-10-11T04:13:20Z",
"sealed_at": "2026-10-18T11:13:57Z",
"sealed_by": "t27c-bootstrap@0.5.2",
"spec_hash": "sha256:62fa9277171c545081235a4021a976bd0234e724751489a3152835536d268aaf",
"spec_hash": "sha256:bb2d59aae61115c012a7062f1e7b19c6becb1985fcb5913109cc8dd4727601ee",
"spec_path": "specs/tri/t27b/libm.t27",
"tests": {
"failed": 0,
"failing": [],
"forced": false,
"passed": 29,
"total": 29,
"passed": 30,
"total": 30,
"vacuous": 0
},
"toolchain": {
Expand Down
18 changes: 9 additions & 9 deletions .trinity/seals/t27b_T27bLibmPlan.json
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@@ -1,24 +1,24 @@
{
"built_by": "t27c-bootstrap@0.5.2+39d5af36b",
"built_by": "t27c-bootstrap@0.5.2+8ea472041",
"closure": [],
"config": "gen=c,rust,verilog,zig;tests=zig",
"gen_hash_c": "sha256:6f70b1c72bee6a5a01f074d8bdf8133aa6503e21377719b1e0833b22b43b1f64",
"gen_hash_rust": "sha256:2419c5ee6968dccffe2236913208646b02f619ee73ca67885833d7c6796172eb",
"gen_hash_verilog": "sha256:bd7648b75bee2c18e802aa51e2e78767c71132870b6dab441994af9cf10af868",
"gen_hash_zig": "sha256:fddb93572b708c69c124bb1dc8cceee2211b23ca07b23790073b0ffb132acd04",
"gen_hash_c": "sha256:bba02f9b9f4a1572d001f52952d7378e102e7502e5ef8bfe61b0329c780615b9",
"gen_hash_rust": "sha256:aea1217193961c1c858a2545c41e5eb8050bd320abc98904d5bc9ad05c60aeb0",
"gen_hash_verilog": "sha256:9d337661883412424964dc7f532d2edaaedd6b7543198f63a77c757e459ab3e5",
"gen_hash_zig": "sha256:10892615534ebe25a212d555d7d4c4ee0726c3b9dc72f2ca29a3518a2e3e20c0",
"module": "T27bLibmPlan",
"ring": 12,
"seal_schema": 2,
"sealed_at": "2026-10-11T04:13:20Z",
"sealed_at": "2026-10-18T11:14:00Z",
"sealed_by": "t27c-bootstrap@0.5.2",
"spec_hash": "sha256:19682872c60a8286cc843f662560b50d619f9b0eccdf48b4881c2db17703f177",
"spec_hash": "sha256:cf0b297711d7619d177ff2089aabcbf7dd8674adfea4c4062d1a9ed9b42ea229",
"spec_path": "specs/tri/t27b/libm_plan.t27",
"tests": {
"failed": 0,
"failing": [],
"forced": false,
"passed": 15,
"total": 15,
"passed": 16,
"total": 16,
"vacuous": 0
},
"toolchain": {
Expand Down
10 changes: 5 additions & 5 deletions cli/t27b/src/lower.rs
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Expand Up @@ -3807,7 +3807,7 @@ impl<'a> Lower<'a> {
}
}

/// A builtin of libm_plan.t27 (`@exp`, `@log`; an integer `@rem` is t27b's `%`): a call of its routine from libm.t27, compiler_rt's
/// A builtin of libm_plan.t27 (`@exp`, `@log`, an i64 `@mod`; an integer `@rem` is t27b's `%`): a call of its routine from libm.t27, compiler_rt's
/// algorithm, so the bits are the reference's, folded or not. What is refused instead is the plan's.
fn libm_call(&mut self, n: &Node) -> R<Val> {
self.see(n);
Expand All @@ -3823,15 +3823,15 @@ impl<'a> Lower<'a> {
Val::Cf(..) | Val::Ct(_) => xp::K_LITERAL,
_ => xp::K_OTHER,
};
let named = if k == xp::K_F64 { "f64" } else { "f32" };
let (named, ty0) = (if k == xp::K_F64 { "f64" } else { "f32" }, match &v { Val::E(e) => e.ty, _ if k == xp::K_F32 => Ty::F32, _ => Ty::F64 });
let base_e = n.children.get(1).filter(|c| c.name == "e").is_some_and(|c| self.std_const(c).is_some());
let a = xp::with_base(b, xp::plan(b, n.children.len(), k), base_e, n.children.first().is_some_and(|c| c.name == named));
match (v, self.sigs.get(xp::routine(b, a)).filter(|s| !s.poisoned).map(|s| (s.id, s.ret.clone()))) {
(v, _) if a == xp::OPERATOR => { let r = self.expr(&n.children[1])?; self.binary(xp::OPERATOR_TEXT, v, r) }
(v, Some((func, Some(LTy::S(ty))))) if t || matches!(v, Val::E(_)) => {
let mut args = if t { vec![] } else { vec![self.reg(v)?] };
(v, Some((func, Some(LTy::S(ty))))) if t || matches!(v, Val::E(_) | Val::Cf(..)) => {
let mut args = if t { vec![] } else { vec![self.coerce(v, ty0)?] }; // `@log(10.0)`: the literal, one rounding to f64
for c in &n.children[at + 1..] {
let r = self.expr_as(c, &LTy::S(if k == xp::K_F64 { Ty::F64 } else { Ty::F32 }))?; // `@rem(x, 2.0)`: the first one's type
let r = self.expr_as(c, &LTy::S(ty0))?; // `@rem(x, 2.0)`, `@mod(i, 2147483648)`: the first one's type
args.push(self.reg(r)?);
}
Ok(Val::E(Expr { ty, kind: ExprKind::Call { func, args } }))
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