1 ; RUN: llc < %s -mtriple=arm-linux-gnueabi -mattr=+vfp2 | FileCheck %s -check-prefix=ELF 2 ; RUN: llc < %s -mtriple=arm-apple-darwin -mattr=+vfp2 | FileCheck %s -check-prefix=DARWIN 3 4 define i32 @f1(i32 %a, i64 %b) { 5 ; ELF: f1: 6 ; ELF: mov r0, r2 7 ; DARWIN: f1: 8 ; DARWIN: mov r0, r1 9 %tmp = call i32 @g1(i64 %b) 10 ret i32 %tmp 11 } 12 13 ; test that allocating the double to r2/r3 makes r1 unavailable on gnueabi. 14 define i32 @f2() nounwind optsize { 15 ; ELF: f2: 16 ; ELF: mov [[REGISTER:(r[0-9]+)]], #128 17 ; ELF: str [[REGISTER]], [ 18 ; DARWIN: f2: 19 ; DARWIN: mov r3, #128 20 entry: 21 %0 = tail call i32 (i32, ...)* @g2(i32 5, double 1.600000e+01, i32 128) nounwind optsize ; <i32> [#uses=1] 22 %not. = icmp ne i32 %0, 128 ; <i1> [#uses=1] 23 %.0 = zext i1 %not. to i32 ; <i32> [#uses=1] 24 ret i32 %.0 25 } 26 27 ; test that on gnueabi a 64 bit value at this position will cause r3 to go 28 ; unused and the value stored in [sp] 29 ; ELF: f3: 30 ; ELF: ldr r0, [sp] 31 ; ELF-NEXT: mov pc, lr 32 ; DARWIN: f3: 33 ; DARWIN: mov r0, r3 34 ; DARWIN-NEXT: mov pc, lr 35 define i32 @f3(i32 %i, i32 %j, i32 %k, i64 %l, ...) { 36 entry: 37 %0 = trunc i64 %l to i32 38 ret i32 %0 39 } 40 41 declare i32 @g1(i64) 42 43 declare i32 @g2(i32 %i, ...) 44
