1 ; RUN: llc -march=sparc < %s | FileCheck %s 2 3 ;; Ensure that spills and reloads work for various types on 4 ;; sparcv8. 5 6 ;; For i32/i64 tests, use an asm statement which clobbers most 7 ;; registers to ensure the spill will happen. 8 9 ; CHECK-LABEL: test_i32_spill: 10 ; CHECK: and %i0, %i1, %o0 11 ; CHECK: st %o0, [%fp+{{.+}}] 12 ; CHECK: add %o0, %o0, %g0 13 ; CHECK: ld [%fp+{{.+}}, %i0 14 define i32 @test_i32_spill(i32 %a, i32 %b) { 15 entry: 16 %r0 = and i32 %a, %b 17 ; The clobber list has all registers except g0/o0. (Only o0 is usable.) 18 %0 = call i32 asm sideeffect "add $0,$1,%g0", "=r,0,~{i0},~{i1},~{i2},~{i3},~{i4},~{i5},~{i6},~{i7},~{g1},~{g2},~{g3},~{g4},~{g5},~{g6},~{g7},~{l0},~{l1},~{l2},~{l3},~{l4},~{l5},~{l6},~{l7},~{o1},~{o2},~{o3},~{o4},~{o5},~{o6},~{o7}"(i32 %r0) 19 ret i32 %r0 20 } 21 22 ; CHECK-LABEL: test_i64_spill: 23 ; CHECK: and %i0, %i2, %o0 24 ; CHECK: and %i1, %i3, %o1 25 ; CHECK: std %o0, [%fp+{{.+}}] 26 ; CHECK: add %o0, %o0, %g0 27 ; CHECK: ldd [%fp+{{.+}}, %i0 28 define i64 @test_i64_spill(i64 %a, i64 %b) { 29 entry: 30 %r0 = and i64 %a, %b 31 ; The clobber list has all registers except g0,g1,o0,o1. (Only o0/o1 are a usable pair) 32 ; So, o0/o1 must be used. 33 %0 = call i64 asm sideeffect "add $0,$1,%g0", "=r,0,~{i0},~{i1},~{i2},~{i3},~{i4},~{i5},~{i6},~{i7},~{g2},~{g3},~{g4},~{g5},~{g6},~{g7},~{l0},~{l1},~{l2},~{l3},~{l4},~{l5},~{l6},~{l7},~{o2},~{o3},~{o4},~{o5},~{o7}"(i64 %r0) 34 ret i64 %r0 35 } 36 37 ;; For float/double tests, a call is a suitable clobber as *all* FPU 38 ;; registers are caller-save on sparcv8. 39 40 ; CHECK-LABEL: test_float_spill: 41 ; CHECK: fadds %f1, %f0, [[R:%[f][0-31]]] 42 ; CHECK: st [[R]], [%fp+{{.+}}] 43 ; CHECK: call 44 ; CHECK: ld [%fp+{{.+}}, %f0 45 declare float @foo_float(float) 46 define float @test_float_spill(float %a, float %b) { 47 entry: 48 %r0 = fadd float %a, %b 49 %0 = call float @foo_float(float %r0) 50 ret float %r0 51 } 52 53 ; CHECK-LABEL: test_double_spill: 54 ; CHECK: faddd %f2, %f0, [[R:%[f][0-31]]] 55 ; CHECK: std [[R]], [%fp+{{.+}}] 56 ; CHECK: call 57 ; CHECK: ldd [%fp+{{.+}}, %f0 58 declare double @foo_double(double) 59 define double @test_double_spill(double %a, double %b) { 60 entry: 61 %r0 = fadd double %a, %b 62 %0 = call double @foo_double(double %r0) 63 ret double %r0 64 } 65
