mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-21 00:32:23 +00:00
24 lines
695 B
LLVM
24 lines
695 B
LLVM
|
; Ensure that multiplication is lowered to function calls when the 64-bit
|
||
|
|
; multiplier unit is not available in the hardware and that function calls
|
||
|
|
; are not used when the 64-bit multiplier unit is available in the hardware.
|
||
|
|
;
|
||
|
|
; RUN: llc < %s -march=mblaze | FileCheck -check-prefix=FUN %s
|
||
|
|
; RUN: llc < %s -march=mblaze -mattr=+mul,+mul64 | \
|
||
|
|
; RUN: FileCheck -check-prefix=MUL %s
|
||
|
|
|
||
|
|
define i64 @test_i64(i64 %a, i64 %b) {
|
||
|
|
; FUN: test_i64:
|
||
|
|
; MUL: test_i64:
|
||
|
|
|
||
|
|
%tmp.1 = mul i64 %a, %b
|
||
|
|
; FUN-NOT: mul
|
||
|
|
; FUN: brlid
|
||
|
|
; MUL-NOT: brlid
|
||
|
|
; MUL: mulh
|
||
|
|
; MUL: mul
|
||
|
|
|
||
|
|
ret i64 %tmp.1
|
||
|
|
; FUN: rtsd
|
||
|
|
; MUL: rtsd
|
||
|
|
}
|