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all: add full LLVM 20 support

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This switches the Espressif fork from LLVM 19 to LLVM 20, so we can use
the improvements made between those LLVM versions. It also better aligns
with the system-LLVM build method, which currently also defaults to LLVM
20.
This commit is contained in:
Ayke van Laethem
2025-08-04 15:29:26 +02:00
parent 0964176b4d
commit feac8ca0f9
38 changed files with 190 additions and 178 deletions
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compiler/testdata/channel.ll
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+7 -7
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@@ -1,6 +1,6 @@
; ModuleID = 'channel.go'
source_filename = "channel.go"
target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
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"
%runtime.channelOp = type { ptr, ptr, i32, ptr }
@@ -82,11 +82,11 @@ entry:
store i32 1, ptr %select.send.value, align 4
call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %select.states.alloca)
store ptr %ch1, ptr %select.states.alloca, align 4
%select.states.alloca.repack1 = getelementptr inbounds i8, ptr %select.states.alloca, i32 4
%select.states.alloca.repack1 = getelementptr inbounds nuw i8, ptr %select.states.alloca, i32 4
store ptr %select.send.value, ptr %select.states.alloca.repack1, align 4
%0 = getelementptr inbounds i8, ptr %select.states.alloca, i32 8
%0 = getelementptr inbounds nuw i8, ptr %select.states.alloca, i32 8
store ptr %ch2, ptr %0, align 4
%.repack3 = getelementptr inbounds i8, ptr %select.states.alloca, i32 12
%.repack3 = getelementptr inbounds nuw i8, ptr %select.states.alloca, i32 12
store ptr null, ptr %.repack3, align 4
%select.result = call { i32, i1 } @runtime.chanSelect(ptr undef, ptr nonnull %select.states.alloca, i32 2, i32 2, ptr null, i32 0, i32 0, ptr undef) #4
call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %select.states.alloca)
@@ -107,8 +107,8 @@ select.body: ; preds = %select.next
declare { i32, i1 } @runtime.chanSelect(ptr, ptr, i32, i32, ptr, i32, i32, ptr) #1
attributes #0 = { allockind("alloc,zeroed") allocsize(0) "alloc-family"="runtime.alloc" "target-features"="+bulk-memory,+mutable-globals,+nontrapping-fptoint,+sign-ext,-multivalue,-reference-types" }
attributes #1 = { "target-features"="+bulk-memory,+mutable-globals,+nontrapping-fptoint,+sign-ext,-multivalue,-reference-types" }
attributes #2 = { nounwind "target-features"="+bulk-memory,+mutable-globals,+nontrapping-fptoint,+sign-ext,-multivalue,-reference-types" }
attributes #0 = { allockind("alloc,zeroed") allocsize(0) "alloc-family"="runtime.alloc" "target-features"="+bulk-memory,+bulk-memory-opt,+mutable-globals,+nontrapping-fptoint,+sign-ext,-call-indirect-overlong,-multivalue,-reference-types" }
attributes #1 = { "target-features"="+bulk-memory,+bulk-memory-opt,+mutable-globals,+nontrapping-fptoint,+sign-ext,-call-indirect-overlong,-multivalue,-reference-types" }
attributes #2 = { nounwind "target-features"="+bulk-memory,+bulk-memory-opt,+mutable-globals,+nontrapping-fptoint,+sign-ext,-call-indirect-overlong,-multivalue,-reference-types" }
attributes #3 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { nounwind }