mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-26 21:32:10 +00:00
23 lines
703 B
LLVM
23 lines
703 B
LLVM
|
; RUN: llvm-as < %s | llc -march=alpha
|
||
|
|
|
||
|
|
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-f128:128:128"
|
||
|
|
target triple = "alphaev6-unknown-linux-gnu"
|
||
|
|
|
||
|
|
define i64 @__mulvdi3(i64 %a, i64 %b) nounwind {
|
||
|
|
entry:
|
||
|
|
%0 = sext i64 %a to i128 ; <i128> [#uses=1]
|
||
|
|
%1 = sext i64 %b to i128 ; <i128> [#uses=1]
|
||
|
|
%2 = mul i128 %1, %0 ; <i128> [#uses=2]
|
||
|
|
%3 = lshr i128 %2, 64 ; <i128> [#uses=1]
|
||
|
|
%4 = trunc i128 %3 to i64 ; <i64> [#uses=1]
|
||
|
|
%5 = trunc i128 %2 to i64 ; <i64> [#uses=1]
|
||
|
|
%6 = icmp eq i64 %4, 0 ; <i1> [#uses=1]
|
||
|
|
br i1 %6, label %bb1, label %bb
|
||
|
|
|
||
|
|
bb: ; preds = %entry
|
||
|
|
unreachable
|
||
|
|
|
||
|
|
bb1: ; preds = %entry
|
||
|
|
ret i64 %5
|
||
|
|
}
|