mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-13 20:32:21 +00:00
23 lines
640 B
LLVM
23 lines
640 B
LLVM
|
; RUN: llc -march=x86-64 < %s
|
||
|
|
|
||
|
|
define void @dw2102_i2c_transfer() nounwind {
|
||
|
|
entry:
|
||
|
|
br label %bb
|
||
|
|
|
||
|
|
bb: ; preds = %bb, %entry
|
||
|
|
%z = phi i64 [ 0, %entry ], [ %z3, %bb ]
|
||
|
|
%z1 = phi i16 [ undef, %entry ], [ %z6, %bb ]
|
||
|
|
%z2 = phi i32 [ 0, %entry ], [ %z8, %bb ]
|
||
|
|
%z3 = add i64 %z, 1
|
||
|
|
%z4 = zext i16 %z1 to i32
|
||
|
|
%z5 = add nsw i32 %z4, %z2
|
||
|
|
%z6 = trunc i32 %z5 to i16
|
||
|
|
call fastcc void @dw210x_op_rw(i16 zeroext %z6)
|
||
|
|
%z7 = getelementptr i8* null, i64 %z
|
||
|
|
store i8 undef, i8* %z7, align 1
|
||
|
|
%z8 = add nsw i32 %z2, 1
|
||
|
|
br label %bb
|
||
|
|
}
|
||
|
|
|
||
|
|
declare fastcc void @dw210x_op_rw(i16 zeroext) nounwind
|