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compiler: clean up pointer pack code

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This means runtime.alloc isn't allocated every time but instead only
when it is actually needed. It also just cleans up the compiler code a
little bit, and makes the next commit a bit nicer.
This commit is contained in:
Ayke van Laethem
2026-05-20 11:07:35 +02:00
committed by Ayke
parent da69f18e91
commit 7b486e398a
19 changed files with 380 additions and 429 deletions
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compiler/testdata/float.ll
Vendored
+12 -16
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@@ -3,19 +3,16 @@ source_filename = "float.go"
target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-i128:128-n32:64-S128-ni:1:10:20"
target triple = "wasm32-unknown-wasi"
; Function Attrs: allockind("alloc,zeroed") allocsize(0)
declare noalias nonnull ptr @runtime.alloc(i32, ptr, ptr) #0
declare void @runtime.trackPointer(ptr nocapture readonly, ptr, ptr) #1
declare void @runtime.trackPointer(ptr nocapture readonly, ptr, ptr) #0
; Function Attrs: nounwind
define hidden void @main.init(ptr %context) unnamed_addr #2 {
define hidden void @main.init(ptr %context) unnamed_addr #1 {
entry:
ret void
}
; Function Attrs: nounwind
define hidden i32 @main.f32tou32(float %v, ptr %context) unnamed_addr #2 {
define hidden i32 @main.f32tou32(float %v, ptr %context) unnamed_addr #1 {
entry:
%positive = fcmp oge float %v, 0.000000e+00
%withinmax = fcmp ole float %v, 0x41EFFFFFC0000000
@@ -27,25 +24,25 @@ entry:
}
; Function Attrs: nounwind
define hidden float @main.maxu32f(ptr %context) unnamed_addr #2 {
define hidden float @main.maxu32f(ptr %context) unnamed_addr #1 {
entry:
ret float 0x41F0000000000000
}
; Function Attrs: nounwind
define hidden i32 @main.maxu32tof32(ptr %context) unnamed_addr #2 {
define hidden i32 @main.maxu32tof32(ptr %context) unnamed_addr #1 {
entry:
ret i32 -1
}
; Function Attrs: nounwind
define hidden { i32, i32, i32, i32 } @main.inftoi32(ptr %context) unnamed_addr #2 {
define hidden { i32, i32, i32, i32 } @main.inftoi32(ptr %context) unnamed_addr #1 {
entry:
ret { i32, i32, i32, i32 } { i32 -1, i32 0, i32 2147483647, i32 -2147483648 }
}
; Function Attrs: nounwind
define hidden i32 @main.u32tof32tou32(i32 %v, ptr %context) unnamed_addr #2 {
define hidden i32 @main.u32tof32tou32(i32 %v, ptr %context) unnamed_addr #1 {
entry:
%0 = uitofp i32 %v to float
%withinmax = fcmp ole float %0, 0x41EFFFFFC0000000
@@ -55,7 +52,7 @@ entry:
}
; Function Attrs: nounwind
define hidden float @main.f32tou32tof32(float %v, ptr %context) unnamed_addr #2 {
define hidden float @main.f32tou32tof32(float %v, ptr %context) unnamed_addr #1 {
entry:
%positive = fcmp oge float %v, 0.000000e+00
%withinmax = fcmp ole float %v, 0x41EFFFFFC0000000
@@ -68,7 +65,7 @@ entry:
}
; Function Attrs: nounwind
define hidden i8 @main.f32tou8(float %v, ptr %context) unnamed_addr #2 {
define hidden i8 @main.f32tou8(float %v, ptr %context) unnamed_addr #1 {
entry:
%positive = fcmp oge float %v, 0.000000e+00
%withinmax = fcmp ole float %v, 2.550000e+02
@@ -80,7 +77,7 @@ entry:
}
; Function Attrs: nounwind
define hidden i8 @main.f32toi8(float %v, ptr %context) unnamed_addr #2 {
define hidden i8 @main.f32toi8(float %v, ptr %context) unnamed_addr #1 {
entry:
%abovemin = fcmp oge float %v, -1.280000e+02
%belowmax = fcmp ole float %v, 1.270000e+02
@@ -93,6 +90,5 @@ entry:
ret i8 %0
}
attributes #0 = { allockind("alloc,zeroed") allocsize(0) "alloc-family"="runtime.alloc" "target-features"="+bulk-memory,+bulk-memory-opt,+call-indirect-overlong,+mutable-globals,+nontrapping-fptoint,+sign-ext,-multivalue,-reference-types" }
attributes #1 = { "target-features"="+bulk-memory,+bulk-memory-opt,+call-indirect-overlong,+mutable-globals,+nontrapping-fptoint,+sign-ext,-multivalue,-reference-types" }
attributes #2 = { nounwind "target-features"="+bulk-memory,+bulk-memory-opt,+call-indirect-overlong,+mutable-globals,+nontrapping-fptoint,+sign-ext,-multivalue,-reference-types" }
attributes #0 = { "target-features"="+bulk-memory,+bulk-memory-opt,+call-indirect-overlong,+mutable-globals,+nontrapping-fptoint,+sign-ext,-multivalue,-reference-types" }
attributes #1 = { nounwind "target-features"="+bulk-memory,+bulk-memory-opt,+call-indirect-overlong,+mutable-globals,+nontrapping-fptoint,+sign-ext,-multivalue,-reference-types" }