mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-30 02:32:08 +00:00
1e8cdd599c
Address more hazards in the MBlaze delay slot filler. patch contributed by Jack Whitham! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121037 91177308-0d34-0410-b5e6-96231b3b80d8
71 lines
1.7 KiB
LLVM
71 lines
1.7 KiB
LLVM
; Ensure that all immediate values that are 32-bits or less can be loaded
|
|
; using a single instruction and that immediate values 64-bits or less can
|
|
; be loaded using two instructions.
|
|
;
|
|
; RUN: llc < %s -march=mblaze | FileCheck %s
|
|
; RUN: llc < %s -march=mblaze -mattr=+fpu | FileCheck -check-prefix=FPU %s
|
|
|
|
define i8 @retimm_i8() {
|
|
; CHECK: retimm_i8:
|
|
; CHECK: rtsd
|
|
; CHECK-NEXT: add
|
|
; FPU: retimm_i8:
|
|
; FPU: rtsd
|
|
; FPU-NEXT: add
|
|
ret i8 123
|
|
}
|
|
|
|
define i16 @retimm_i16() {
|
|
; CHECK: retimm_i16:
|
|
; CHECK: rtsd
|
|
; CHECK-NEXT: add
|
|
; FPU: retimm_i16:
|
|
; FPU: rtsd
|
|
; FPU-NEXT: add
|
|
ret i16 31212
|
|
}
|
|
|
|
define i32 @retimm_i32() {
|
|
; CHECK: retimm_i32:
|
|
; CHECK: add
|
|
; CHECK-NEXT: rtsd
|
|
; FPU: retimm_i32:
|
|
; FPU: add
|
|
; FPU-NEXT: rtsd
|
|
ret i32 2938128
|
|
}
|
|
|
|
define i64 @retimm_i64() {
|
|
; CHECK: retimm_i64:
|
|
; CHECK: add
|
|
; CHECK-NEXT: rtsd
|
|
; CHECK-NEXT: add
|
|
; FPU: retimm_i64:
|
|
; FPU: add
|
|
; FPU-NEXT: rtsd
|
|
; FPU-NEXT: add
|
|
ret i64 94581823
|
|
}
|
|
|
|
define float @retimm_float() {
|
|
; CHECK: retimm_float:
|
|
; CHECK: add
|
|
; CHECK-NEXT: rtsd
|
|
; FPU: retimm_float:
|
|
; FPU: or
|
|
; FPU-NEXT: rtsd
|
|
ret float 12.0
|
|
}
|
|
|
|
define double @retimm_double() {
|
|
; CHECK: retimm_double:
|
|
; CHECK: add
|
|
; CHECK-NEXT: add
|
|
; CHECK-NEXT: rtsd
|
|
; FPU: retimm_double:
|
|
; FPU: add
|
|
; FPU-NEXT: add
|
|
; FPU-NEXT: rtsd
|
|
ret double 598382.39283873
|
|
}
|