| ; RUN: llc < %s -asm-verbose=false -mcpu=mvp -disable-wasm-fallthrough-return-opt -wasm-keep-registers -verify-machineinstrs | FileCheck %s |
| ; RUN: llc < %s -asm-verbose=false -mcpu=mvp -wasm-keep-registers -fast-isel -verify-machineinstrs | FileCheck %s |
| |
| ; Test that FastISel does not generate instructions with NoReg |
| |
| target triple = "wasm32-unknown-unknown" |
| |
| ; CHECK: i32.const $push0=, 0 |
| define hidden i32 @a() #0 { |
| entry: |
| %ext = zext i1 icmp eq (ptr inttoptr (i32 10 to ptr), ptr null) to i32 |
| ret i32 %ext |
| } |
| |
| ; CHECK: i32.const $push0=, 1 |
| ; CHECK: br_if 0, $pop0 |
| define hidden i32 @b() #0 { |
| entry: |
| br i1 icmp eq (ptr inttoptr (i32 10 to ptr), ptr null), label %a, label %b |
| a: |
| unreachable |
| b: |
| ret i32 0 |
| } |
| |
| ; CHECK: i32.const $push1=, 0 |
| ; CHECK: i32.const $push2=, 0 |
| ; CHECK: i32.store 0($pop1), $pop2 |
| define hidden i32 @c() #0 { |
| entry: |
| %ext = zext i1 icmp eq (ptr inttoptr (i32 10 to ptr), ptr null) to i32 |
| store i32 %ext, ptr inttoptr (i32 0 to ptr) |
| ret i32 0 |
| } |
| |
| ; CHECK: i32.const {{.*}}, addr |
| ; CHECK: i32.const {{.*}}, 24 |
| ; CHECK: i32.shl |
| ; CHECK: i32.const {{.*}}, 24 |
| ; CHECK: i32.shr_s |
| ; CHECK: i32.const {{.*}}, 64 |
| ; CHECK: i32.lt_s |
| ; CHECK: i32.const {{.*}}, 1 |
| ; CHECK: i32.and |
| ; CHECK: i32.eqz |
| ; CHECK: br_if 0, $pop{{[0-9]+}} |
| define hidden i32 @d() #0 { |
| entry: |
| %t = icmp slt i8 ptrtoint (ptr @addr to i8), 64 |
| br i1 %t, label %a, label %b |
| a: |
| unreachable |
| b: |
| ret i32 0 |
| } |
| |
| ; CHECK: i32.const {{.*}}, addr |
| ; CHECK: i32.const {{.*}}, 255 |
| ; CHECK: i32.and |
| ; CHECK: i32.const {{.*}}, 64 |
| ; CHECK: i32.lt_u |
| ; CHECK: i32.const {{.*}}, 1 |
| ; CHECK: i32.and |
| ; CHECK: i32.eqz |
| ; CHECK: br_if 0, $pop{{[0-9]+}} |
| define hidden i32 @e() #0 { |
| entry: |
| %t = icmp ult i8 ptrtoint (ptr @addr to i8), 64 |
| br i1 %t, label %a, label %b |
| a: |
| unreachable |
| b: |
| ret i32 0 |
| } |
| |
| ; CHECK: i32.const {{.*}}, addr |
| ; CHECK: i32.const {{.*}}, 24 |
| ; CHECK: i32.shl |
| ; CHECK: i32.const {{.*}}, 24 |
| ; CHECK: i32.shr_s |
| define hidden i32 @f() #0 { |
| entry: |
| %t = sext i8 ptrtoint (ptr @addr to i8) to i32 |
| ret i32 %t |
| } |
| |
| ; CHECK: i32.const {{.*}}, addr |
| ; CHECK: i32.const {{.*}}, 255 |
| ; CHECK: i32.and |
| define hidden i32 @g() #0 { |
| entry: |
| %t = zext i8 ptrtoint (ptr @addr to i8) to i32 |
| ret i32 %t |
| } |
| |
| declare void @addr() |
| |
| attributes #0 = { noinline optnone } |