float produce(void); void consume(float); void myEntry(void) { consume(produce() / 7); }
; ModuleID = '/tmp/semicompiled-MhmPB8eL-jETMJqJQ-12149039530710788497/source.c' source_filename = "/tmp/semicompiled-MhmPB8eL-jETMJqJQ-12149039530710788497/source.c" target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-pc-linux-gnu" ; Function Attrs: noinline nounwind optnone uwtable define dso_local void @myEntry() #0 { %1 = call float @produce() %2 = fdiv float %1, 7.000000e+00 call void @consume(float %2) ret void } declare dso_local void @consume(float) #1 declare dso_local float @produce() #1 attributes #0 = { noinline nounwind optnone uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="all" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } attributes #1 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="all" "less-precise-fpmad"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } !llvm.module.flags = !{!0} !llvm.ident = !{!1} !0 = !{i32 1, !"wchar_size", i32 4} !1 = !{!"Debian clang version 11.0.1-2"}
; ModuleID = '/tmp/semicompiled-MhmPB8eL-jETMJqJQ-12149039530710788497/source.c' source_filename = "/tmp/semicompiled-MhmPB8eL-jETMJqJQ-12149039530710788497/source.c" target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-pc-linux-gnu" ; Function Attrs: noinline nounwind optnone uwtable define dso_local void @myEntry() #0 !dbg !7 { %1 = call float @produce(), !dbg !11 %2 = fdiv float %1, 7.000000e+00, !dbg !12 call void @consume(float %2), !dbg !13 ret void, !dbg !14 } declare dso_local void @consume(float) #1 declare dso_local float @produce() #1 attributes #0 = { noinline nounwind optnone uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="all" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } attributes #1 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="all" "less-precise-fpmad"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } !llvm.dbg.cu = !{!0} !llvm.module.flags = !{!3, !4, !5} !llvm.ident = !{!6} !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "Debian clang version 11.0.1-2", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None) !1 = !DIFile(filename: "/tmp/semicompiled-MhmPB8eL-jETMJqJQ-12149039530710788497/source.c", directory: "/__w/semicompiled/semicompiled") !2 = !{} !3 = !{i32 7, !"Dwarf Version", i32 4} !4 = !{i32 2, !"Debug Info Version", i32 3} !5 = !{i32 1, !"wchar_size", i32 4} !6 = !{!"Debian clang version 11.0.1-2"} !7 = distinct !DISubprogram(name: "myEntry", scope: !8, file: !8, line: 3, type: !9, scopeLine: 4, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2) !8 = !DIFile(filename: "/tmp/semicompiled-MhmPB8eL-jETMJqJQ-12149039530710788497/source.c", directory: "") !9 = !DISubroutineType(types: !10) !10 = !{null} !11 = !DILocation(line: 5, column: 13, scope: !7) !12 = !DILocation(line: 5, column: 23, scope: !7) !13 = !DILocation(line: 5, column: 5, scope: !7) !14 = !DILocation(line: 6, column: 1, scope: !7)
(module (type (;0;) (func)) (type (;1;) (func (param f32))) (type (;2;) (func (result f32))) (import "env" "produce" (func (;0;) (type 2))) (import "env" "consume" (func (;1;) (type 1))) (import "env" "__stack_pointer" (global (;0;) (mut i32))) (import "env" "__memory_base" (global (;1;) i32)) (import "env" "__table_base" (global (;2;) i32)) (import "env" "memory" (memory (;0;) 0)) (import "env" "__indirect_function_table" (table (;0;) 0 funcref)) (func (;2;) (type 0) call 3) (func (;3;) (type 0)) (func (;4;) (type 0) (local f32 f32 f32) f32.const 0x1.cp+2 (;=7;) local.set 0 call 0 local.set 1 local.get 1 local.get 0 f32.div local.set 2 local.get 2 call 1 return) (global (;3;) i32 (i32.const 0)) (export "__post_instantiate" (func 2)) (export "__wasm_apply_relocs" (func 3)) (export "myEntry" (func 4)) (export "__dso_handle" (global 3)))
eBPF doesn't support signed division.
eBPF doesn't natively support float division.
Join the thriving social scene at github.com/andrewbaxter/semicompiled.