| ; RUN: opt < %s -basic-aa -gvn -S | FileCheck %s |
| |
| @g = global i32 0 |
| |
| ; CHECK: @test |
| ; CHECK: entry |
| ; CHECK: %tmp0 = call i32 @TestConst(i32 5) [[READNONE:#[0-9]+]] |
| ; CHECK-NEXT: %tmp1 = call i32 @TestPure(i32 6) [[READONLY:#[0-9]+]] |
| ; CHECK-NEXT: %tmp2 = call i32 @TestNone(i32 7) |
| ; CHECK-NEXT: store i32 1, i32* @g |
| ; CHECK-NEXT: %tmp5 = call i32 @TestPure(i32 6) [[READONLY]] |
| ; CHECK-NEXT: %tmp7 = call i32 @TestNone(i32 7) |
| ; CHECK-NEXT: %tmp8 = call i32 @TestNone(i32 7) |
| ; CHECK-NEXT: %sum0 = add i32 %tmp0, %tmp1 |
| ; CHECK-NEXT: %sum1 = add i32 %sum0, %tmp2 |
| ; CHECK-NEXT: %sum2 = add i32 %sum1, %tmp0 |
| ; CHECK-NEXT: %sum3 = add i32 %sum2, %tmp0 |
| ; CHECK-NEXT: %sum4 = add i32 %sum3, %tmp5 |
| ; CHECK-NEXT: %sum5 = add i32 %sum4, %tmp5 |
| ; CHECK-NEXT: %sum6 = add i32 %sum5, %tmp7 |
| ; CHECK-NEXT: %sum7 = add i32 %sum6, %tmp8 |
| ; CHECK-NEXT: ret i32 %sum7 |
| |
| define i32 @test() { |
| entry: |
| %tmp0 = call i32 @TestConst( i32 5 ) readnone ; <i32> [#uses=1] |
| %tmp1 = call i32 @TestPure( i32 6 ) readonly ; <i32> [#uses=1] |
| %tmp2 = call i32 @TestNone( i32 7 ) ; <i32> [#uses=1] |
| store i32 1, i32* @g |
| %tmp3 = call i32 @TestConst( i32 5 ) readnone ; <i32> [#uses=1] |
| %tmp4 = call i32 @TestConst( i32 5 ) readnone ; <i32> [#uses=1] |
| %tmp5 = call i32 @TestPure( i32 6 ) readonly ; <i32> [#uses=1] |
| %tmp6 = call i32 @TestPure( i32 6 ) readonly ; <i32> [#uses=1] |
| %tmp7 = call i32 @TestNone( i32 7 ) ; <i32> [#uses=1] |
| %tmp8 = call i32 @TestNone( i32 7 ) ; <i32> [#uses=1] |
| %sum0 = add i32 %tmp0, %tmp1 ; <i32> [#uses=1] |
| %sum1 = add i32 %sum0, %tmp2 ; <i32> [#uses=1] |
| %sum2 = add i32 %sum1, %tmp3 ; <i32> [#uses=1] |
| %sum3 = add i32 %sum2, %tmp4 ; <i32> [#uses=1] |
| %sum4 = add i32 %sum3, %tmp5 ; <i32> [#uses=1] |
| %sum5 = add i32 %sum4, %tmp6 ; <i32> [#uses=1] |
| %sum6 = add i32 %sum5, %tmp7 ; <i32> [#uses=1] |
| %sum7 = add i32 %sum6, %tmp8 ; <i32> [#uses=1] |
| ret i32 %sum7 |
| } |
| |
| declare i32 @TestConst(i32) readnone |
| |
| declare i32 @TestPure(i32) readonly |
| |
| declare i32 @TestNone(i32) |
| |
| ; CHECK: attributes [[READNONE]] = { readnone } |
| ; CHECK: attributes [[READONLY]] = { readonly } |