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linux-packaging-mono/external/llvm/test/Analysis/CostModel/SystemZ/memop-folding-int-arith.ll
Xamarin Public Jenkins (auto-signing) f32dbaf0b2 Imported Upstream version 5.18.0.225 
Former-commit-id: 10196d987d5fc5564b9d3b33b1fdf13190f4d0b5
2018-12-21 19:01:49 +00:00

260 lines
12 KiB
LLVM
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; RUN: opt < %s -cost-model -analyze -mtriple=systemz-unknown -mcpu=z13 | FileCheck %s
;
; Test that loads into operations that can fold one memory operand get zero
; cost. In the case that both operands are loaded, one load should get a cost
; value.
define void @add() {
%li32 = load i32, i32* undef
add i32 %li32, undef
%li32_0 = load i32, i32* undef
%li32_1 = load i32, i32* undef
add i32 %li32_0, %li32_1
%li64 = load i64, i64* undef
add i64 %li64, undef
%li64_0 = load i64, i64* undef
%li64_1 = load i64, i64* undef
add i64 %li64_0, %li64_1
ret void;
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %1 = add i32 %li32, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32_0 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li32_1 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %2 = add i32 %li32_0, %li32_1
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %3 = add i64 %li64, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64_0 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li64_1 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %4 = add i64 %li64_0, %li64_1
}
define void @sub() {
%li32 = load i32, i32* undef
sub i32 %li32, undef
%li32_0 = load i32, i32* undef
%li32_1 = load i32, i32* undef
sub i32 %li32_0, %li32_1
%li64 = load i64, i64* undef
sub i64 %li64, undef
%li64_0 = load i64, i64* undef
%li64_1 = load i64, i64* undef
sub i64 %li64_0, %li64_1
ret void;
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %1 = sub i32 %li32, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32_0 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li32_1 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %2 = sub i32 %li32_0, %li32_1
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %3 = sub i64 %li64, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64_0 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li64_1 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %4 = sub i64 %li64_0, %li64_1
}
define void @mul() {
%li32 = load i32, i32* undef
mul i32 %li32, undef
%li32_0 = load i32, i32* undef
%li32_1 = load i32, i32* undef
mul i32 %li32_0, %li32_1
%li64 = load i64, i64* undef
mul i64 %li64, undef
%li64_0 = load i64, i64* undef
%li64_1 = load i64, i64* undef
mul i64 %li64_0, %li64_1
ret void;
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %1 = mul i32 %li32, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32_0 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li32_1 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %2 = mul i32 %li32_0, %li32_1
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %3 = mul i64 %li64, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64_0 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li64_1 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %4 = mul i64 %li64_0, %li64_1
}
define void @sdiv() {
%li32 = load i32, i32* undef
sdiv i32 %li32, undef
%li32_0 = load i32, i32* undef
%li32_1 = load i32, i32* undef
sdiv i32 %li32_0, %li32_1
%li64 = load i64, i64* undef
sdiv i64 %li64, undef
%li64_0 = load i64, i64* undef
%li64_1 = load i64, i64* undef
sdiv i64 %li64_0, %li64_1
ret void;
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 2 for instruction: %1 = sdiv i32 %li32, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32_0 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li32_1 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 2 for instruction: %2 = sdiv i32 %li32_0, %li32_1
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %3 = sdiv i64 %li64, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64_0 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li64_1 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %4 = sdiv i64 %li64_0, %li64_1
}
define void @udiv() {
%li32 = load i32, i32* undef
udiv i32 %li32, undef
%li32_0 = load i32, i32* undef
%li32_1 = load i32, i32* undef
udiv i32 %li32_0, %li32_1
%li64 = load i64, i64* undef
udiv i64 %li64, undef
%li64_0 = load i64, i64* undef
%li64_1 = load i64, i64* undef
udiv i64 %li64_0, %li64_1
ret void;
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 2 for instruction: %1 = udiv i32 %li32, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32_0 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li32_1 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 2 for instruction: %2 = udiv i32 %li32_0, %li32_1
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 2 for instruction: %3 = udiv i64 %li64, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64_0 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li64_1 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 2 for instruction: %4 = udiv i64 %li64_0, %li64_1
}
define void @and() {
%li32 = load i32, i32* undef
and i32 %li32, undef
%li32_0 = load i32, i32* undef
%li32_1 = load i32, i32* undef
and i32 %li32_0, %li32_1
%li64 = load i64, i64* undef
and i64 %li64, undef
%li64_0 = load i64, i64* undef
%li64_1 = load i64, i64* undef
and i64 %li64_0, %li64_1
ret void;
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %1 = and i32 %li32, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32_0 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li32_1 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %2 = and i32 %li32_0, %li32_1
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %3 = and i64 %li64, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64_0 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li64_1 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %4 = and i64 %li64_0, %li64_1
}
define void @or() {
%li32 = load i32, i32* undef
or i32 %li32, undef
%li32_0 = load i32, i32* undef
%li32_1 = load i32, i32* undef
or i32 %li32_0, %li32_1
%li64 = load i64, i64* undef
or i64 %li64, undef
%li64_0 = load i64, i64* undef
%li64_1 = load i64, i64* undef
or i64 %li64_0, %li64_1
ret void;
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %1 = or i32 %li32, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32_0 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li32_1 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %2 = or i32 %li32_0, %li32_1
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %3 = or i64 %li64, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64_0 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li64_1 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %4 = or i64 %li64_0, %li64_1
}
define void @xor() {
%li32 = load i32, i32* undef
xor i32 %li32, undef
%li32_0 = load i32, i32* undef
%li32_1 = load i32, i32* undef
xor i32 %li32_0, %li32_1
%li64 = load i64, i64* undef
xor i64 %li64, undef
%li64_0 = load i64, i64* undef
%li64_1 = load i64, i64* undef
xor i64 %li64_0, %li64_1
ret void;
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %1 = xor i32 %li32, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32_0 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li32_1 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %2 = xor i32 %li32_0, %li32_1
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %3 = xor i64 %li64, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64_0 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li64_1 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %4 = xor i64 %li64_0, %li64_1
}
define void @icmp() {
%li32 = load i32, i32* undef
icmp eq i32 %li32, undef
%li32_0 = load i32, i32* undef
%li32_1 = load i32, i32* undef
icmp eq i32 %li32_0, %li32_1
%li64 = load i64, i64* undef
icmp eq i64 %li64, undef
%li64_0 = load i64, i64* undef
%li64_1 = load i64, i64* undef
icmp eq i64 %li64_0, %li64_1
ret void;
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %1 = icmp eq i32 %li32, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li32_0 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li32_1 = load i32, i32* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %2 = icmp eq i32 %li32_0, %li32_1
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %3 = icmp eq i64 %li64, undef
; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %li64_0 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %li64_1 = load i64, i64* undef
; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %4 = icmp eq i64 %li64_0, %li64_1
}
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