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Push index fir.alloca inside of omp.wsloop if only used there
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| // RUN: fir-opt --omp-wsloop-index-mem2reg %s | FileCheck %s | ||
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| // CHECK-LABEL: @remove_alloca | ||
| func.func @remove_alloca() { | ||
| // CHECK: %[[RESULT:.*]] = fir.alloca i32 | ||
| // CHECK-NEXT: omp.parallel | ||
| %0 = fir.alloca i32 | ||
| omp.parallel { | ||
| // CHECK-NOT: fir.alloca | ||
| // CHECK-NEXT: arith.constant 1 | ||
| // CHECK-NEXT: arith.constant 10 | ||
| // CHECK-NEXT: omp.wsloop for (%[[INDEX:.*]]) : i32 | ||
| %1 = fir.alloca i32 | ||
| %c1_i32 = arith.constant 1 : i32 | ||
| %c10_i32 = arith.constant 10 : i32 | ||
| omp.wsloop for (%arg0) : i32 = (%c1_i32) to (%c10_i32) inclusive step (%c1_i32) { | ||
| // CHECK-NOT: fir.alloca | ||
| // CHECK-NEXT: fir.store %[[INDEX]] to %[[RESULT]] | ||
| // CHECK-NEXT: omp.yield | ||
| fir.store %arg0 to %1 : !fir.ref<i32> | ||
| %2 = fir.load %1 : !fir.ref<i32> | ||
| fir.store %2 to %0 : !fir.ref<i32> | ||
| omp.yield | ||
| } | ||
| omp.terminator | ||
| } | ||
| return | ||
| } | ||
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| func.func private @foo(%arg0 : !fir.ref<i32>) -> i32 | ||
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| // CHECK-LABEL: @push_alloca | ||
| func.func @push_alloca() { | ||
| // CHECK: %[[RESULT:.*]] = fir.alloca i32 | ||
| // CHECK-NEXT: omp.parallel | ||
| %0 = fir.alloca i32 | ||
| omp.parallel { | ||
| // CHECK-NOT: fir.alloca | ||
| // CHECK-NEXT: arith.constant 1 | ||
| // CHECK-NEXT: arith.constant 10 | ||
| // CHECK-NEXT: omp.wsloop for (%[[INDEX:.*]]) : i32 | ||
| %1 = fir.alloca i32 | ||
| %c1_i32 = arith.constant 1 : i32 | ||
| %c10_i32 = arith.constant 10 : i32 | ||
| omp.wsloop for (%arg0) : i32 = (%c1_i32) to (%c10_i32) inclusive step (%c1_i32) { | ||
| // CHECK-NEXT: %[[ALLOCA:.*]] = fir.alloca i32 | ||
| // CHECK-NEXT: fir.store %[[INDEX]] to %[[ALLOCA]] | ||
| // CHECK-NEXT: %[[RETURN:.*]] = func.call @foo(%[[ALLOCA]]) | ||
| // CHECK-NEXT: fir.store %[[RETURN]] to %[[RESULT]] | ||
| // CHECK-NEXT: omp.yield | ||
| fir.store %arg0 to %1 : !fir.ref<i32> | ||
| %2 = func.call @foo(%1) : (!fir.ref<i32>) -> i32 | ||
| fir.store %2 to %0 : !fir.ref<i32> | ||
| omp.yield | ||
| } | ||
| omp.terminator | ||
| } | ||
| return | ||
| } |