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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/string.ll
Vendored
+6 -6
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@@ -1,6 +1,6 @@
; ModuleID = 'string.go'
source_filename = "string.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._string = type { ptr, i32 }
@@ -84,11 +84,11 @@ declare i1 @runtime.stringLess(ptr, i32, ptr, i32, ptr) #1
define hidden i8 @main.stringLookup(ptr %s.data, i32 %s.len, i8 %x, ptr %context) unnamed_addr #2 {
entry:
%0 = zext i8 %x to i32
%.not = icmp ult i32 %0, %s.len
%.not = icmp ugt i32 %s.len, %0
br i1 %.not, label %lookup.next, label %lookup.throw
lookup.next: ; preds = %entry
%1 = getelementptr inbounds i8, ptr %s.data, i32 %0
%1 = getelementptr inbounds nuw i8, ptr %s.data, i32 %0
%2 = load i8, ptr %1, align 1
ret i8 %2
@@ -97,7 +97,7 @@ lookup.throw: ; preds = %entry
unreachable
}
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 = { nounwind }