mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-23 03:02:36 +01:00
57ffe3e9bd
Now, PPCPreIncPrep pass changes a loop to update form and update all load/store with same base accordingly. We can do more for load/store with same base, for example, convert load/store with same base to ds/dq form. Reviewed by: jsji Differential Revision: https://reviews.llvm.org/D67088
192 lines
6.5 KiB
LLVM
192 lines
6.5 KiB
LLVM
; RUN: llc -verify-machineinstrs -O3 -mcpu=pwr8 \
|
|
; RUN: -mtriple=powerpc64le-unknown-linux-gnu < %s | FileCheck %s
|
|
|
|
; RUN: llc -verify-machineinstrs -O3 -mcpu=pwr8 -disable-ppc-vsx-swap-removal \
|
|
; RUN: -mtriple=powerpc64le-unknown-linux-gnu < %s | FileCheck \
|
|
; RUN: -check-prefix=NOOPTSWAP %s
|
|
|
|
; RUN: llc -O3 -mcpu=pwr9 -mtriple=powerpc64le-unknown-linux-gnu \
|
|
; RUN: -verify-machineinstrs -ppc-vsr-nums-as-vr < %s | FileCheck \
|
|
; RUN: -check-prefix=CHECK-P9 --implicit-check-not xxswapd %s
|
|
|
|
; RUN: llc -O3 -mcpu=pwr9 -disable-ppc-vsx-swap-removal -mattr=-power9-vector \
|
|
; RUN: -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu < %s \
|
|
; RUN: | FileCheck -check-prefix=NOOPTSWAP %s
|
|
|
|
; LH: 2016-11-17
|
|
; Updated align attritue from 16 to 8 to keep swap instructions tests.
|
|
; Changes have been made on little-endian to use lvx and stvx
|
|
; instructions instead of lxvd2x/xxswapd and xxswapd/stxvd2x for
|
|
; aligned vectors with elements up to 4 bytes
|
|
|
|
; This test was generated from the following source:
|
|
;
|
|
; #define N 4096
|
|
; int ca[N] __attribute__((aligned(16)));
|
|
; int cb[N] __attribute__((aligned(16)));
|
|
; int cc[N] __attribute__((aligned(16)));
|
|
; int cd[N] __attribute__((aligned(16)));
|
|
;
|
|
; void foo ()
|
|
; {
|
|
; int i;
|
|
; for (i = 0; i < N; i++) {
|
|
; ca[i] = (cb[i] + cc[i]) * cd[i];
|
|
; }
|
|
; }
|
|
|
|
@cb = common global [4096 x i32] zeroinitializer, align 8
|
|
@cc = common global [4096 x i32] zeroinitializer, align 8
|
|
@cd = common global [4096 x i32] zeroinitializer, align 8
|
|
@ca = common global [4096 x i32] zeroinitializer, align 8
|
|
|
|
define void @foo() {
|
|
entry:
|
|
br label %vector.body
|
|
|
|
vector.body:
|
|
%index = phi i64 [ 0, %entry ], [ %index.next.3, %vector.body ]
|
|
%0 = getelementptr inbounds [4096 x i32], [4096 x i32]* @cb, i64 0, i64 %index
|
|
%1 = bitcast i32* %0 to <4 x i32>*
|
|
%wide.load = load <4 x i32>, <4 x i32>* %1, align 8
|
|
%2 = getelementptr inbounds [4096 x i32], [4096 x i32]* @cc, i64 0, i64 %index
|
|
%3 = bitcast i32* %2 to <4 x i32>*
|
|
%wide.load13 = load <4 x i32>, <4 x i32>* %3, align 8
|
|
%4 = add nsw <4 x i32> %wide.load13, %wide.load
|
|
%5 = getelementptr inbounds [4096 x i32], [4096 x i32]* @cd, i64 0, i64 %index
|
|
%6 = bitcast i32* %5 to <4 x i32>*
|
|
%wide.load14 = load <4 x i32>, <4 x i32>* %6, align 8
|
|
%7 = mul nsw <4 x i32> %4, %wide.load14
|
|
%8 = getelementptr inbounds [4096 x i32], [4096 x i32]* @ca, i64 0, i64 %index
|
|
%9 = bitcast i32* %8 to <4 x i32>*
|
|
store <4 x i32> %7, <4 x i32>* %9, align 8
|
|
%index.next = add nuw nsw i64 %index, 4
|
|
%10 = getelementptr inbounds [4096 x i32], [4096 x i32]* @cb, i64 0, i64 %index.next
|
|
%11 = bitcast i32* %10 to <4 x i32>*
|
|
%wide.load.1 = load <4 x i32>, <4 x i32>* %11, align 8
|
|
%12 = getelementptr inbounds [4096 x i32], [4096 x i32]* @cc, i64 0, i64 %index.next
|
|
%13 = bitcast i32* %12 to <4 x i32>*
|
|
%wide.load13.1 = load <4 x i32>, <4 x i32>* %13, align 8
|
|
%14 = add nsw <4 x i32> %wide.load13.1, %wide.load.1
|
|
%15 = getelementptr inbounds [4096 x i32], [4096 x i32]* @cd, i64 0, i64 %index.next
|
|
%16 = bitcast i32* %15 to <4 x i32>*
|
|
%wide.load14.1 = load <4 x i32>, <4 x i32>* %16, align 8
|
|
%17 = mul nsw <4 x i32> %14, %wide.load14.1
|
|
%18 = getelementptr inbounds [4096 x i32], [4096 x i32]* @ca, i64 0, i64 %index.next
|
|
%19 = bitcast i32* %18 to <4 x i32>*
|
|
store <4 x i32> %17, <4 x i32>* %19, align 8
|
|
%index.next.1 = add nuw nsw i64 %index.next, 4
|
|
%20 = getelementptr inbounds [4096 x i32], [4096 x i32]* @cb, i64 0, i64 %index.next.1
|
|
%21 = bitcast i32* %20 to <4 x i32>*
|
|
%wide.load.2 = load <4 x i32>, <4 x i32>* %21, align 8
|
|
%22 = getelementptr inbounds [4096 x i32], [4096 x i32]* @cc, i64 0, i64 %index.next.1
|
|
%23 = bitcast i32* %22 to <4 x i32>*
|
|
%wide.load13.2 = load <4 x i32>, <4 x i32>* %23, align 8
|
|
%24 = add nsw <4 x i32> %wide.load13.2, %wide.load.2
|
|
%25 = getelementptr inbounds [4096 x i32], [4096 x i32]* @cd, i64 0, i64 %index.next.1
|
|
%26 = bitcast i32* %25 to <4 x i32>*
|
|
%wide.load14.2 = load <4 x i32>, <4 x i32>* %26, align 8
|
|
%27 = mul nsw <4 x i32> %24, %wide.load14.2
|
|
%28 = getelementptr inbounds [4096 x i32], [4096 x i32]* @ca, i64 0, i64 %index.next.1
|
|
%29 = bitcast i32* %28 to <4 x i32>*
|
|
store <4 x i32> %27, <4 x i32>* %29, align 8
|
|
%index.next.2 = add nuw nsw i64 %index.next.1, 4
|
|
%30 = getelementptr inbounds [4096 x i32], [4096 x i32]* @cb, i64 0, i64 %index.next.2
|
|
%31 = bitcast i32* %30 to <4 x i32>*
|
|
%wide.load.3 = load <4 x i32>, <4 x i32>* %31, align 8
|
|
%32 = getelementptr inbounds [4096 x i32], [4096 x i32]* @cc, i64 0, i64 %index.next.2
|
|
%33 = bitcast i32* %32 to <4 x i32>*
|
|
%wide.load13.3 = load <4 x i32>, <4 x i32>* %33, align 8
|
|
%34 = add nsw <4 x i32> %wide.load13.3, %wide.load.3
|
|
%35 = getelementptr inbounds [4096 x i32], [4096 x i32]* @cd, i64 0, i64 %index.next.2
|
|
%36 = bitcast i32* %35 to <4 x i32>*
|
|
%wide.load14.3 = load <4 x i32>, <4 x i32>* %36, align 8
|
|
%37 = mul nsw <4 x i32> %34, %wide.load14.3
|
|
%38 = getelementptr inbounds [4096 x i32], [4096 x i32]* @ca, i64 0, i64 %index.next.2
|
|
%39 = bitcast i32* %38 to <4 x i32>*
|
|
store <4 x i32> %37, <4 x i32>* %39, align 8
|
|
%index.next.3 = add nuw nsw i64 %index.next.2, 4
|
|
%40 = icmp eq i64 %index.next.3, 4096
|
|
br i1 %40, label %for.end, label %vector.body
|
|
|
|
for.end:
|
|
ret void
|
|
}
|
|
|
|
; CHECK-LABEL: @foo
|
|
; CHECK-NOT: xxpermdi
|
|
; CHECK-NOT: xxswapd
|
|
; CHECK-P9-NOT: xxpermdi
|
|
|
|
; CHECK: lxvd2x
|
|
; CHECK: lxvd2x
|
|
; CHECK-DAG: lxvd2x
|
|
; CHECK-DAG: vadduwm
|
|
; CHECK: vmuluwm
|
|
; CHECK: stxvd2x
|
|
|
|
; CHECK: lxvd2x
|
|
; CHECK: lxvd2x
|
|
; CHECK-DAG: lxvd2x
|
|
; CHECK-DAG: vadduwm
|
|
; CHECK: vmuluwm
|
|
; CHECK: stxvd2x
|
|
|
|
; CHECK: lxvd2x
|
|
; CHECK: lxvd2x
|
|
; CHECK-DAG: lxvd2x
|
|
; CHECK-DAG: vadduwm
|
|
; CHECK: vmuluwm
|
|
; CHECK: stxvd2x
|
|
|
|
; CHECK: lxvd2x
|
|
; CHECK: lxvd2x
|
|
; CHECK-DAG: lxvd2x
|
|
; CHECK-DAG: vadduwm
|
|
; CHECK: vmuluwm
|
|
; CHECK: stxvd2x
|
|
|
|
; NOOPTSWAP-LABEL: @foo
|
|
|
|
; NOOPTSWAP: lxvd2x
|
|
; NOOPTSWAP-DAG: lxvd2x
|
|
; NOOPTSWAP-DAG: lxvd2x
|
|
; NOOPTSWAP-DAG: xxswapd
|
|
; NOOPTSWAP-DAG: xxswapd
|
|
; NOOPTSWAP-DAG: xxswapd
|
|
; NOOPTSWAP-DAG: vadduwm
|
|
; NOOPTSWAP: vmuluwm
|
|
; NOOPTSWAP: xxswapd
|
|
; NOOPTSWAP-DAG: xxswapd
|
|
; NOOPTSWAP-DAG: xxswapd
|
|
; NOOPTSWAP-DAG: stxvd2x
|
|
; NOOPTSWAP-DAG: stxvd2x
|
|
; NOOPTSWAP: stxvd2x
|
|
|
|
; CHECK-P9-LABEL: @foo
|
|
; CHECK-P9-DAG: lxv
|
|
; CHECK-P9-DAG: lxv
|
|
; CHECK-P9-DAG: lxv
|
|
; CHECK-P9-DAG: lxv
|
|
; CHECK-P9-DAG: lxv
|
|
; CHECK-P9-DAG: lxv
|
|
; CHECK-P9-DAG: lxv
|
|
; CHECK-P9-DAG: lxv
|
|
; CHECK-P9-DAG: lxv
|
|
; CHECK-P9-DAG: lxv
|
|
; CHECK-P9-DAG: lxv
|
|
; CHECK-P9-DAG: lxv
|
|
; CHECK-P9-DAG: vadduwm
|
|
; CHECK-P9-DAG: vadduwm
|
|
; CHECK-P9-DAG: vadduwm
|
|
; CHECK-P9-DAG: vadduwm
|
|
; CHECK-P9-DAG: vmuluwm
|
|
; CHECK-P9-DAG: vmuluwm
|
|
; CHECK-P9-DAG: vmuluwm
|
|
; CHECK-P9-DAG: vmuluwm
|
|
; CHECK-P9-DAG: stxv
|
|
; CHECK-P9-DAG: stxv
|
|
; CHECK-P9-DAG: stxv
|
|
; CHECK-P9-DAG: stxv
|
|
|