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Improve print functions

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This commit is contained in:
Ayke van Laethem
2018-08-17 23:23:38 +02:00
parent 62c4c5e90b
commit 70871c98f8
2 changed files with 19 additions and 17 deletions
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src/runtime/print.go
-4
View File
@@ -70,10 +70,6 @@ func printint64(n int64) {
printuint64(uint64(n))
}
func printbyte(c uint8) {
putchar(c)
}
func printspace() {
putchar(' ')
}
tgo.go
+19 -13
View File
@@ -9,6 +9,7 @@ import (
"go/token"
"go/types"
"os"
"strconv"
"strings"
"github.com/aykevl/llvm/bindings/go/llvm"
@@ -926,18 +927,6 @@ func (c *Compiler) parseBuiltin(frame *Frame, args []ssa.Value, callName string)
switch typ := typ.(type) {
case *types.Basic:
switch typ.Kind() {
case types.Int8:
c.builder.CreateCall(c.mod.NamedFunction("runtime.printint8"), []llvm.Value{value}, "")
case types.Uint8:
c.builder.CreateCall(c.mod.NamedFunction("runtime.printuint8"), []llvm.Value{value}, "")
case types.Int, types.Int32: // TODO: assumes a 32-bit int type
c.builder.CreateCall(c.mod.NamedFunction("runtime.printint32"), []llvm.Value{value}, "")
case types.Uint, types.Uint32:
c.builder.CreateCall(c.mod.NamedFunction("runtime.printuint32"), []llvm.Value{value}, "")
case types.Int64:
c.builder.CreateCall(c.mod.NamedFunction("runtime.printint64"), []llvm.Value{value}, "")
case types.Uint64:
c.builder.CreateCall(c.mod.NamedFunction("runtime.printuint64"), []llvm.Value{value}, "")
case types.String:
c.builder.CreateCall(c.mod.NamedFunction("runtime.printstring"), []llvm.Value{value}, "")
case types.Uintptr:
@@ -946,7 +935,24 @@ func (c *Compiler) parseBuiltin(frame *Frame, args []ssa.Value, callName string)
ptrValue := c.builder.CreatePtrToInt(value, c.uintptrType, "")
c.builder.CreateCall(c.mod.NamedFunction("runtime.printptr"), []llvm.Value{ptrValue}, "")
default:
return llvm.Value{}, errors.New("unknown basic arg type: " + fmt.Sprintf("%#v", typ))
// runtime.print{int,uint}{8,16,32,64}
if typ.Info()&types.IsInteger != 0 {
name := "runtime.print"
if typ.Info()&types.IsUnsigned != 0 {
name += "uint"
} else {
name += "int"
}
name += strconv.FormatUint(c.targetData.TypeAllocSize(value.Type())*8, 10)
fn := c.mod.NamedFunction(name)
if fn.IsNil() {
panic("undefined: " + name)
}
c.builder.CreateCall(fn, []llvm.Value{value}, "")
continue
} else {
return llvm.Value{}, errors.New("unknown basic arg type: " + fmt.Sprintf("%#v", typ))
}
}
case *types.Pointer:
ptrValue := c.builder.CreatePtrToInt(value, c.uintptrType, "")