; RUN: llc < %s -march=bpfel -verify-machineinstrs | FileCheck %s ; RUN: llc < %s -march=bpfeb -verify-machineinstrs | FileCheck %s ; Source code: ; int g[2]; ; ; int test(ptr ctx) { ; int a = 4, b; ; unsigned long long c = 333333333333ULL; ; asm volatile("r0 = *(u16 *)skb[%0]" : : "i"(2)); ; asm volatile("r0 = *(u16 *)skb[%0]" : : "r"(a)); ; asm volatile("%0 = %1" : "=r"(b) : "i"(4)); ; asm volatile("%0 = %1 ll" : "=r"(b) : "i"(c)); ; asm volatile("%0 = *(u16 *) %1" : "=r"(b) : "m"(a)); ; asm volatile("%0 = *(u32 *) %1" : "=r"(b) : "m"(g[1])); ; return b; ; } ; @g = common global [2 x i32] zeroinitializer, align 4 ; Function Attrs: nounwind define i32 @test(ptr nocapture readnone %ctx) local_unnamed_addr #0 { entry: %a = alloca i32, align 4 call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %a) #2 store i32 4, ptr %a, align 4 tail call void asm sideeffect "r0 = *(u16 *)skb[$0]", "i"(i32 2) #2 ; CHECK: r0 = *(u16 *)skb[2] tail call void asm sideeffect "r0 = *(u16 *)skb[$0]", "r"(i32 4) #2 ; CHECK: r0 = *(u16 *)skb[r1] %0 = tail call i32 asm sideeffect "$0 = $1", "=r,i"(i32 4) #2 ; CHECK: r1 = 4 %1 = tail call i32 asm sideeffect "$0 = $1 ll", "=r,i"(i64 333333333333) #2 ; CHECK: r1 = 333333333333 ll %2 = call i32 asm sideeffect "$0 = *(u16 *) $1", "=r,*m"(ptr elementtype(i32) nonnull %a) #2 ; CHECK: r1 = *(u16 *)(r10 - 4) %3 = call i32 asm sideeffect "$0 = *(u32 *) $1", "=r,*m"(ptr elementtype(i32) getelementptr inbounds ([2 x i32], ptr @g, i64 0, i64 1)) #2 ; CHECK: r1 = g ll ; CHECK: r0 = *(u32 *)(r1 + 4) call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %a) #2 ret i32 %3 } ; Function Attrs: argmemonly nounwind declare void @llvm.lifetime.start.p0(i64, ptr nocapture) #1 ; Function Attrs: argmemonly nounwind declare void @llvm.lifetime.end.p0(i64, ptr nocapture) #1 attributes #0 = { nounwind } attributes #1 = { argmemonly nounwind } attributes #2 = { nounwind }