costmodel.ll
3.44 KB
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; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
; RUN: opt < %s -cost-model -cost-kind=latency -analyze -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 | FileCheck %s --check-prefix=LATENCY
; RUN: opt < %s -cost-model -cost-kind=code-size -analyze -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 | FileCheck %s --check-prefix=CODESIZE
; Tests if the interface TargetTransformInfo::getInstructionCost() works correctly.
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
declare { i32, i1 } @llvm.uadd.with.overflow.i32(i32, i32)
define i64 @foo(i64 %arg) {
; LATENCY-LABEL: 'foo'
; LATENCY-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %A1 = alloca i32, align 8
; LATENCY-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %A2 = alloca i64, i64 undef, align 8
; LATENCY-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I64 = add i64 undef, undef
; LATENCY-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %1 = load i64, i64* undef, align 4
; LATENCY-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %BC = bitcast i8* undef to i32*
; LATENCY-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %I2P = inttoptr i64 undef to i8*
; LATENCY-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %P2I = ptrtoint i8* undef to i64
; LATENCY-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %TC = trunc i64 undef to i32
; LATENCY-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %uadd = call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 undef, i32 undef)
; LATENCY-NEXT: Cost Model: Found an estimated cost of 40 for instruction: call void undef()
; LATENCY-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret i64 undef
;
; CODESIZE-LABEL: 'foo'
; CODESIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %A1 = alloca i32, align 8
; CODESIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %A2 = alloca i64, i64 undef, align 8
; CODESIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I64 = add i64 undef, undef
; CODESIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %1 = load i64, i64* undef, align 4
; CODESIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %BC = bitcast i8* undef to i32*
; CODESIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %I2P = inttoptr i64 undef to i8*
; CODESIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %P2I = ptrtoint i8* undef to i64
; CODESIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %TC = trunc i64 undef to i32
; CODESIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %uadd = call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 undef, i32 undef)
; CODESIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: call void undef()
; CODESIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret i64 undef
;
%A1 = alloca i32, align 8
%A2 = alloca i64, i64 undef, align 8
%I64 = add i64 undef, undef
load i64, i64* undef, align 4
%BC = bitcast i8* undef to i32*
%I2P = inttoptr i64 undef to i8*
%P2I = ptrtoint i8* undef to i64
%TC = trunc i64 undef to i32
%uadd = call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 undef, i32 undef)
call void undef()
ret i64 undef
}