106 lines
2.4 KiB
LLVM
106 lines
2.4 KiB
LLVM
; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 -mattr=-vsx | FileCheck %s
|
|
target datalayout = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f128:64:128-n32"
|
|
; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 -mattr=+vsx | FileCheck -check-prefix=CHECK-VSX %s
|
|
target datalayout = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f128:64:128-n32"
|
|
|
|
define void @foo1(i16* %p, i16* %r) nounwind {
|
|
entry:
|
|
%v = load i16, i16* %p, align 1
|
|
store i16 %v, i16* %r, align 1
|
|
ret void
|
|
|
|
; CHECK: @foo1
|
|
; CHECK: lhz
|
|
; CHECK: sth
|
|
|
|
; CHECK-VSX: @foo1
|
|
; CHECK-VSX: lhz
|
|
; CHECK-VSX: sth
|
|
}
|
|
|
|
define void @foo2(i32* %p, i32* %r) nounwind {
|
|
entry:
|
|
%v = load i32, i32* %p, align 1
|
|
store i32 %v, i32* %r, align 1
|
|
ret void
|
|
|
|
; CHECK: @foo2
|
|
; CHECK: lwz
|
|
; CHECK: stw
|
|
|
|
; CHECK-VSX: @foo2
|
|
; CHECK-VSX: lwz
|
|
; CHECK-VSX: stw
|
|
}
|
|
|
|
define void @foo3(i64* %p, i64* %r) nounwind {
|
|
entry:
|
|
%v = load i64, i64* %p, align 1
|
|
store i64 %v, i64* %r, align 1
|
|
ret void
|
|
|
|
; CHECK: @foo3
|
|
; CHECK: ld
|
|
; CHECK: std
|
|
|
|
; CHECK-VSX: @foo3
|
|
; CHECK-VSX: ld
|
|
; CHECK-VSX: std
|
|
}
|
|
|
|
define void @foo4(float* %p, float* %r) nounwind {
|
|
entry:
|
|
%v = load float, float* %p, align 1
|
|
store float %v, float* %r, align 1
|
|
ret void
|
|
|
|
; CHECK: @foo4
|
|
; CHECK: lfs
|
|
; CHECK: stfs
|
|
|
|
; CHECK-VSX: @foo4
|
|
; CHECK-VSX: lfs
|
|
; CHECK-VSX: stfs
|
|
}
|
|
|
|
define void @foo5(double* %p, double* %r) nounwind {
|
|
entry:
|
|
%v = load double, double* %p, align 1
|
|
store double %v, double* %r, align 1
|
|
ret void
|
|
|
|
; CHECK: @foo5
|
|
; CHECK: lfd
|
|
; CHECK: stfd
|
|
|
|
; CHECK-VSX: @foo5
|
|
; CHECK-VSX: lfdx
|
|
; CHECK-VSX: stfdx
|
|
}
|
|
|
|
define void @foo6(<4 x float>* %p, <4 x float>* %r) nounwind {
|
|
entry:
|
|
%v = load <4 x float>, <4 x float>* %p, align 1
|
|
store <4 x float> %v, <4 x float>* %r, align 1
|
|
ret void
|
|
|
|
; These loads and stores are legalized into aligned loads and stores
|
|
; using aligned stack slots.
|
|
; CHECK: @foo6
|
|
; CHECK-DAG: ld
|
|
; CHECK-DAG: ld
|
|
; CHECK-DAG: std
|
|
; CHECK: stdx
|
|
|
|
; For VSX on P7, unaligned loads and stores are preferable to aligned
|
|
; stack slots, but lvsl/vperm is better still. (On P8 lxvw4x is preferable.)
|
|
; Using unaligned stxvw4x is preferable on both machines.
|
|
; CHECK-VSX: @foo6
|
|
; CHECK-VSX-DAG: lvsl
|
|
; CHECK-VSX-DAG: lvx
|
|
; CHECK-VSX-DAG: lvx
|
|
; CHECK-VSX: vperm
|
|
; CHECK-VSX: stxvw4x
|
|
}
|
|
|